Home / 71,853.48-99,158.58-40,024.13

Finding the Fourth Proportional to 71,853.48, 99,158.58 and 40,024.13

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Solution

The fourth proportional to 71,853.48, 99,158.58 and 40,024.13 is: 55,233.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,853.48 : 99,158.58 = 40,024.13 : x
  2. Step 2: Convert to fraction form
    71,853.48/99,158.58 = 40,024.13/x
  3. Step 3: Cross multiply
    71,853.48x = 99,158.58 × 40,024.13
  4. Step 4: Simplify right side
    71,853.48x = 3,968,735,400.74
  5. Step 5: Solve for x
    x = 3,968,735,400.74/71,853.48
  6. Step 6: Final answer
    x = 55,233.73

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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.