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Finding the Fourth Proportional to 147,368.68, 220,868.17 and 63,029.86

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Solution

The fourth proportional to 147,368.68, 220,868.17 and 63,029.86 is: 94,465.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,368.68 : 220,868.17 = 63,029.86 : x
  2. Step 2: Convert to fraction form
    147,368.68/220,868.17 = 63,029.86/x
  3. Step 3: Cross multiply
    147,368.68x = 220,868.17 × 63,029.86
  4. Step 4: Simplify right side
    147,368.68x = 13,921,289,833.56
  5. Step 5: Solve for x
    x = 13,921,289,833.56/147,368.68
  6. Step 6: Final answer
    x = 94,465.73

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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.