Home / 93,842.19-129,503.07-53,555.55

Finding the Fourth Proportional to 93,842.19, 129,503.07 and 53,555.55

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Solution

The fourth proportional to 93,842.19, 129,503.07 and 53,555.55 is: 73,907.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,842.19 : 129,503.07 = 53,555.55 : x
  2. Step 2: Convert to fraction form
    93,842.19/129,503.07 = 53,555.55/x
  3. Step 3: Cross multiply
    93,842.19x = 129,503.07 × 53,555.55
  4. Step 4: Simplify right side
    93,842.19x = 6,935,608,140.54
  5. Step 5: Solve for x
    x = 6,935,608,140.54/93,842.19
  6. Step 6: Final answer
    x = 73,907.14

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.