Home / 62,529.18-86,257.98-42,379.17

Finding the Fourth Proportional to 62,529.18, 86,257.98 and 42,379.17

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Solution

The fourth proportional to 62,529.18, 86,257.98 and 42,379.17 is: 58,461.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,529.18 : 86,257.98 = 42,379.17 : x
  2. Step 2: Convert to fraction form
    62,529.18/86,257.98 = 42,379.17/x
  3. Step 3: Cross multiply
    62,529.18x = 86,257.98 × 42,379.17
  4. Step 4: Simplify right side
    62,529.18x = 3,655,541,598.28
  5. Step 5: Solve for x
    x = 3,655,541,598.28/62,529.18
  6. Step 6: Final answer
    x = 58,461.37

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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.