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Finding the Fourth Proportional to 144,607.35, 216,921.33 and 44,754.69

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Solution

The fourth proportional to 144,607.35, 216,921.33 and 44,754.69 is: 67,135.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,607.35 : 216,921.33 = 44,754.69 : x
  2. Step 2: Convert to fraction form
    144,607.35/216,921.33 = 44,754.69/x
  3. Step 3: Cross multiply
    144,607.35x = 216,921.33 × 44,754.69
  4. Step 4: Simplify right side
    144,607.35x = 9,708,246,878.54
  5. Step 5: Solve for x
    x = 9,708,246,878.54/144,607.35
  6. Step 6: Final answer
    x = 67,135.22

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1.5x scale

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.