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Finding the Fourth Proportional to 120,000.13, 179,827.51 and 88,160.16

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Solution

The fourth proportional to 120,000.13, 179,827.51 and 88,160.16 is: 132,113.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,000.13 : 179,827.51 = 88,160.16 : x
  2. Step 2: Convert to fraction form
    120,000.13/179,827.51 = 88,160.16/x
  3. Step 3: Cross multiply
    120,000.13x = 179,827.51 × 88,160.16
  4. Step 4: Simplify right side
    120,000.13x = 15,853,622,054.00
  5. Step 5: Solve for x
    x = 15,853,622,054.00/120,000.13
  6. Step 6: Final answer
    x = 132,113.37

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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.