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Finding the Fourth Proportional to 101,858.32, 152,785.08 and 60,003.84

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Solution

The fourth proportional to 101,858.32, 152,785.08 and 60,003.84 is: 90,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,858.32 : 152,785.08 = 60,003.84 : x
  2. Step 2: Convert to fraction form
    101,858.32/152,785.08 = 60,003.84/x
  3. Step 3: Cross multiply
    101,858.32x = 152,785.08 × 60,003.84
  4. Step 4: Simplify right side
    101,858.32x = 9,167,691,494.71
  5. Step 5: Solve for x
    x = 9,167,691,494.71/101,858.32
  6. Step 6: Final answer
    x = 90,004.35

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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.