Home / 51,344.47-77,023.98-15,808.74

Finding the Fourth Proportional to 51,344.47, 77,023.98 and 15,808.74

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Solution

The fourth proportional to 51,344.47, 77,023.98 and 15,808.74 is: 23,715.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,344.47 : 77,023.98 = 15,808.74 : x
  2. Step 2: Convert to fraction form
    51,344.47/77,023.98 = 15,808.74/x
  3. Step 3: Cross multiply
    51,344.47x = 77,023.98 × 15,808.74
  4. Step 4: Simplify right side
    51,344.47x = 1,217,652,073.59
  5. Step 5: Solve for x
    x = 1,217,652,073.59/51,344.47
  6. Step 6: Final answer
    x = 23,715.35

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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.