Home / 93,693.76-129,298.48-51,251.38

Finding the Fourth Proportional to 93,693.76, 129,298.48 and 51,251.38

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Solution

The fourth proportional to 93,693.76, 129,298.48 and 51,251.38 is: 70,727.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,693.76 : 129,298.48 = 51,251.38 : x
  2. Step 2: Convert to fraction form
    93,693.76/129,298.48 = 51,251.38/x
  3. Step 3: Cross multiply
    93,693.76x = 129,298.48 × 51,251.38
  4. Step 4: Simplify right side
    93,693.76x = 6,626,725,531.90
  5. Step 5: Solve for x
    x = 6,626,725,531.90/93,693.76
  6. Step 6: Final answer
    x = 70,727.50

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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.