Home / 42,452.72-63,678.36-14,750

Finding the Fourth Proportional to 42,452.72, 63,678.36 and 14,750

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Solution

The fourth proportional to 42,452.72, 63,678.36 and 14,750 is: 22,124.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,452.72 : 63,678.36 = 14,750 : x
  2. Step 2: Convert to fraction form
    42,452.72/63,678.36 = 14,750/x
  3. Step 3: Cross multiply
    42,452.72x = 63,678.36 × 14,750
  4. Step 4: Simplify right side
    42,452.72x = 939,255,810
  5. Step 5: Solve for x
    x = 939,255,810/42,452.72
  6. Step 6: Final answer
    x = 22,124.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.