Home / 93,377.28-139,759.20-71,070.24

Finding the Fourth Proportional to 93,377.28, 139,759.20 and 71,070.24

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Solution

The fourth proportional to 93,377.28, 139,759.20 and 71,070.24 is: 106,371.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,377.28 : 139,759.20 = 71,070.24 : x
  2. Step 2: Convert to fraction form
    93,377.28/139,759.20 = 71,070.24/x
  3. Step 3: Cross multiply
    93,377.28x = 139,759.20 × 71,070.24
  4. Step 4: Simplify right side
    93,377.28x = 9,932,719,886.21
  5. Step 5: Solve for x
    x = 9,932,719,886.21/93,377.28
  6. Step 6: Final answer
    x = 106,371.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.