Home / 42,523.07-63,766.17-12,934.08

Finding the Fourth Proportional to 42,523.07, 63,766.17 and 12,934.08

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Solution

The fourth proportional to 42,523.07, 63,766.17 and 12,934.08 is: 19,395.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,523.07 : 63,766.17 = 12,934.08 : x
  2. Step 2: Convert to fraction form
    42,523.07/63,766.17 = 12,934.08/x
  3. Step 3: Cross multiply
    42,523.07x = 63,766.17 × 12,934.08
  4. Step 4: Simplify right side
    42,523.07x = 824,756,744.07
  5. Step 5: Solve for x
    x = 824,756,744.07/42,523.07
  6. Step 6: Final answer
    x = 19,395.51

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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.