Home / 41,089.47-61,640.42-13,000.16

Finding the Fourth Proportional to 41,089.47, 61,640.42 and 13,000.16

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Solution

The fourth proportional to 41,089.47, 61,640.42 and 13,000.16 is: 19,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,089.47 : 61,640.42 = 13,000.16 : x
  2. Step 2: Convert to fraction form
    41,089.47/61,640.42 = 13,000.16/x
  3. Step 3: Cross multiply
    41,089.47x = 61,640.42 × 13,000.16
  4. Step 4: Simplify right side
    41,089.47x = 801,334,949.26
  5. Step 5: Solve for x
    x = 801,334,949.26/41,089.47
  6. Step 6: Final answer
    x = 19,502.20

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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.