Home / 93,828.55-129,483.45-51,387.07

Finding the Fourth Proportional to 93,828.55, 129,483.45 and 51,387.07

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Solution

The fourth proportional to 93,828.55, 129,483.45 and 51,387.07 is: 70,914.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,828.55 : 129,483.45 = 51,387.07 : x
  2. Step 2: Convert to fraction form
    93,828.55/129,483.45 = 51,387.07/x
  3. Step 3: Cross multiply
    93,828.55x = 129,483.45 × 51,387.07
  4. Step 4: Simplify right side
    93,828.55x = 6,653,774,204.64
  5. Step 5: Solve for x
    x = 6,653,774,204.64/93,828.55
  6. Step 6: Final answer
    x = 70,914.18

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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.