Home / 42,643.20-58,842.69-24,731.70

Finding the Fourth Proportional to 42,643.20, 58,842.69 and 24,731.70

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Solution

The fourth proportional to 42,643.20, 58,842.69 and 24,731.70 is: 34,126.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,643.20 : 58,842.69 = 24,731.70 : x
  2. Step 2: Convert to fraction form
    42,643.20/58,842.69 = 24,731.70/x
  3. Step 3: Cross multiply
    42,643.20x = 58,842.69 × 24,731.70
  4. Step 4: Simplify right side
    42,643.20x = 1,455,279,756.27
  5. Step 5: Solve for x
    x = 1,455,279,756.27/42,643.20
  6. Step 6: Final answer
    x = 34,126.89

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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.