Home / 42,720.38-58,954.08-23,857.52

Finding the Fourth Proportional to 42,720.38, 58,954.08 and 23,857.52

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Solution

The fourth proportional to 42,720.38, 58,954.08 and 23,857.52 is: 32,923.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,720.38 : 58,954.08 = 23,857.52 : x
  2. Step 2: Convert to fraction form
    42,720.38/58,954.08 = 23,857.52/x
  3. Step 3: Cross multiply
    42,720.38x = 58,954.08 × 23,857.52
  4. Step 4: Simplify right side
    42,720.38x = 1,406,498,142.68
  5. Step 5: Solve for x
    x = 1,406,498,142.68/42,720.38
  6. Step 6: Final answer
    x = 32,923.35

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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.