Home / 93,583.09-129,144.72-51,141.62

Finding the Fourth Proportional to 93,583.09, 129,144.72 and 51,141.62

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Solution

The fourth proportional to 93,583.09, 129,144.72 and 51,141.62 is: 70,575.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,583.09 : 129,144.72 = 51,141.62 : x
  2. Step 2: Convert to fraction form
    93,583.09/129,144.72 = 51,141.62/x
  3. Step 3: Cross multiply
    93,583.09x = 129,144.72 × 51,141.62
  4. Step 4: Simplify right side
    93,583.09x = 6,604,670,518.11
  5. Step 5: Solve for x
    x = 6,604,670,518.11/93,583.09
  6. Step 6: Final answer
    x = 70,575.47

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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.