Home / 42,519.88-63,750.92-23,812.76

Finding the Fourth Proportional to 42,519.88, 63,750.92 and 23,812.76

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Solution

The fourth proportional to 42,519.88, 63,750.92 and 23,812.76 is: 35,702.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,519.88 : 63,750.92 = 23,812.76 : x
  2. Step 2: Convert to fraction form
    42,519.88/63,750.92 = 23,812.76/x
  3. Step 3: Cross multiply
    42,519.88x = 63,750.92 × 23,812.76
  4. Step 4: Simplify right side
    42,519.88x = 1,518,085,357.74
  5. Step 5: Solve for x
    x = 1,518,085,357.74/42,519.88
  6. Step 6: Final answer
    x = 35,702.95

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1.5x scale

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.