Home / 51,517.55-77,264.18-14,068.71

Finding the Fourth Proportional to 51,517.55, 77,264.18 and 14,068.71

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Solution

The fourth proportional to 51,517.55, 77,264.18 and 14,068.71 is: 21,099.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,517.55 : 77,264.18 = 14,068.71 : x
  2. Step 2: Convert to fraction form
    51,517.55/77,264.18 = 14,068.71/x
  3. Step 3: Cross multiply
    51,517.55x = 77,264.18 × 14,068.71
  4. Step 4: Simplify right side
    51,517.55x = 1,087,007,271.46
  5. Step 5: Solve for x
    x = 1,087,007,271.46/51,517.55
  6. Step 6: Final answer
    x = 21,099.75

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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.