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Finding the Fourth Proportional to 101,002.64, 151,531.98 and 44,081.51

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Solution

The fourth proportional to 101,002.64, 151,531.98 and 44,081.51 is: 66,134.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,002.64 : 151,531.98 = 44,081.51 : x
  2. Step 2: Convert to fraction form
    101,002.64/151,531.98 = 44,081.51/x
  3. Step 3: Cross multiply
    101,002.64x = 151,531.98 × 44,081.51
  4. Step 4: Simplify right side
    101,002.64x = 6,679,758,491.69
  5. Step 5: Solve for x
    x = 6,679,758,491.69/101,002.64
  6. Step 6: Final answer
    x = 66,134.49

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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.