Home / 93,509.13-140,471.29-57,996.70

Finding the Fourth Proportional to 93,509.13, 140,471.29 and 57,996.70

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Solution

The fourth proportional to 93,509.13, 140,471.29 and 57,996.70 is: 87,123.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,509.13 : 140,471.29 = 57,996.70 : x
  2. Step 2: Convert to fraction form
    93,509.13/140,471.29 = 57,996.70/x
  3. Step 3: Cross multiply
    93,509.13x = 140,471.29 × 57,996.70
  4. Step 4: Simplify right side
    93,509.13x = 8,146,870,562.39
  5. Step 5: Solve for x
    x = 8,146,870,562.39/93,509.13
  6. Step 6: Final answer
    x = 87,123.80

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1.5x scale

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.