Home / 104,635.38-144,417.77-62,185.70

Finding the Fourth Proportional to 104,635.38, 144,417.77 and 62,185.70

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Solution

The fourth proportional to 104,635.38, 144,417.77 and 62,185.70 is: 85,828.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,635.38 : 144,417.77 = 62,185.70 : x
  2. Step 2: Convert to fraction form
    104,635.38/144,417.77 = 62,185.70/x
  3. Step 3: Cross multiply
    104,635.38x = 144,417.77 × 62,185.70
  4. Step 4: Simplify right side
    104,635.38x = 8,980,720,119.89
  5. Step 5: Solve for x
    x = 8,980,720,119.89/104,635.38
  6. Step 6: Final answer
    x = 85,828.71

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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.