Home / 51,618.47-77,375.41-34,980.19

Finding the Fourth Proportional to 51,618.47, 77,375.41 and 34,980.19

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Solution

The fourth proportional to 51,618.47, 77,375.41 and 34,980.19 is: 52,434.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,618.47 : 77,375.41 = 34,980.19 : x
  2. Step 2: Convert to fraction form
    51,618.47/77,375.41 = 34,980.19/x
  3. Step 3: Cross multiply
    51,618.47x = 77,375.41 × 34,980.19
  4. Step 4: Simplify right side
    51,618.47x = 2,706,606,543.13
  5. Step 5: Solve for x
    x = 2,706,606,543.13/51,618.47
  6. Step 6: Final answer
    x = 52,434.85

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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.