Home / 104,753.71-144,560.25-57,007.03

Finding the Fourth Proportional to 104,753.71, 144,560.25 and 57,007.03

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Solution

The fourth proportional to 104,753.71, 144,560.25 and 57,007.03 is: 78,669.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,753.71 : 144,560.25 = 57,007.03 : x
  2. Step 2: Convert to fraction form
    104,753.71/144,560.25 = 57,007.03/x
  3. Step 3: Cross multiply
    104,753.71x = 144,560.25 × 57,007.03
  4. Step 4: Simplify right side
    104,753.71x = 8,240,950,508.56
  5. Step 5: Solve for x
    x = 8,240,950,508.56/104,753.71
  6. Step 6: Final answer
    x = 78,669.77

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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.