Home / 42,620.72-58,829.49-24,720.12

Finding the Fourth Proportional to 42,620.72, 58,829.49 and 24,720.12

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Solution

The fourth proportional to 42,620.72, 58,829.49 and 24,720.12 is: 34,121.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,620.72 : 58,829.49 = 24,720.12 : x
  2. Step 2: Convert to fraction form
    42,620.72/58,829.49 = 24,720.12/x
  3. Step 3: Cross multiply
    42,620.72x = 58,829.49 × 24,720.12
  4. Step 4: Simplify right side
    42,620.72x = 1,454,272,052.34
  5. Step 5: Solve for x
    x = 1,454,272,052.34/42,620.72
  6. Step 6: Final answer
    x = 34,121.25

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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.