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Finding the Fourth Proportional to 160,250.88, 240,008.28 and 80,042.66

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Solution

The fourth proportional to 160,250.88, 240,008.28 and 80,042.66 is: 119,880.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,250.88 : 240,008.28 = 80,042.66 : x
  2. Step 2: Convert to fraction form
    160,250.88/240,008.28 = 80,042.66/x
  3. Step 3: Cross multiply
    160,250.88x = 240,008.28 × 80,042.66
  4. Step 4: Simplify right side
    160,250.88x = 19,210,901,003.29
  5. Step 5: Solve for x
    x = 19,210,901,003.29/160,250.88
  6. Step 6: Final answer
    x = 119,880.16

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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.