Home / 42,720.16-58,940.92-24,811.72

Finding the Fourth Proportional to 42,720.16, 58,940.92 and 24,811.72

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Solution

The fourth proportional to 42,720.16, 58,940.92 and 24,811.72 is: 34,232.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,720.16 : 58,940.92 = 24,811.72 : x
  2. Step 2: Convert to fraction form
    42,720.16/58,940.92 = 24,811.72/x
  3. Step 3: Cross multiply
    42,720.16x = 58,940.92 × 24,811.72
  4. Step 4: Simplify right side
    42,720.16x = 1,462,425,603.58
  5. Step 5: Solve for x
    x = 1,462,425,603.58/42,720.16
  6. Step 6: Final answer
    x = 34,232.68

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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.