Home / 102,579.56-141,583.42-60,151.76

Finding the Fourth Proportional to 102,579.56, 141,583.42 and 60,151.76

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Solution

The fourth proportional to 102,579.56, 141,583.42 and 60,151.76 is: 83,023.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,579.56 : 141,583.42 = 60,151.76 : x
  2. Step 2: Convert to fraction form
    102,579.56/141,583.42 = 60,151.76/x
  3. Step 3: Cross multiply
    102,579.56x = 141,583.42 × 60,151.76
  4. Step 4: Simplify right side
    102,579.56x = 8,516,492,425.26
  5. Step 5: Solve for x
    x = 8,516,492,425.26/102,579.56
  6. Step 6: Final answer
    x = 83,023.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.