Home / 104,720.85-157,092.21-60,397.65

Finding the Fourth Proportional to 104,720.85, 157,092.21 and 60,397.65

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Solution

The fourth proportional to 104,720.85, 157,092.21 and 60,397.65 is: 90,602.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,720.85 : 157,092.21 = 60,397.65 : x
  2. Step 2: Convert to fraction form
    104,720.85/157,092.21 = 60,397.65/x
  3. Step 3: Cross multiply
    104,720.85x = 157,092.21 × 60,397.65
  4. Step 4: Simplify right side
    104,720.85x = 9,488,000,317.31
  5. Step 5: Solve for x
    x = 9,488,000,317.31/104,720.85
  6. Step 6: Final answer
    x = 90,602.78

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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.