Home / 42,432.43-58,557.68-23,312.45

Finding the Fourth Proportional to 42,432.43, 58,557.68 and 23,312.45

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Solution

The fourth proportional to 42,432.43, 58,557.68 and 23,312.45 is: 32,171.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,432.43 : 58,557.68 = 23,312.45 : x
  2. Step 2: Convert to fraction form
    42,432.43/58,557.68 = 23,312.45/x
  3. Step 3: Cross multiply
    42,432.43x = 58,557.68 × 23,312.45
  4. Step 4: Simplify right side
    42,432.43x = 1,365,122,987.12
  5. Step 5: Solve for x
    x = 1,365,122,987.12/42,432.43
  6. Step 6: Final answer
    x = 32,171.69

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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.