Home / 60,508.96-90,696.18-45,669.76

Finding the Fourth Proportional to 60,508.96, 90,696.18 and 45,669.76

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Solution

The fourth proportional to 60,508.96, 90,696.18 and 45,669.76 is: 68,453.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,508.96 : 90,696.18 = 45,669.76 : x
  2. Step 2: Convert to fraction form
    60,508.96/90,696.18 = 45,669.76/x
  3. Step 3: Cross multiply
    60,508.96x = 90,696.18 × 45,669.76
  4. Step 4: Simplify right side
    60,508.96x = 4,142,072,773.52
  5. Step 5: Solve for x
    x = 4,142,072,773.52/60,508.96
  6. Step 6: Final answer
    x = 68,453.87

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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.