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Finding the Fourth Proportional to 160,445.36, 240,863.88 and 154,102.88

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Solution

The fourth proportional to 160,445.36, 240,863.88 and 154,102.88 is: 231,342.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,445.36 : 240,863.88 = 154,102.88 : x
  2. Step 2: Convert to fraction form
    160,445.36/240,863.88 = 154,102.88/x
  3. Step 3: Cross multiply
    160,445.36x = 240,863.88 × 154,102.88
  4. Step 4: Simplify right side
    160,445.36x = 37,117,817,595.97
  5. Step 5: Solve for x
    x = 37,117,817,595.97/160,445.36
  6. Step 6: Final answer
    x = 231,342.42

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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.