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Finding the Fourth Proportional to 160,176.60, 240,005.70 and 100,906.20

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Solution

The fourth proportional to 160,176.60, 240,005.70 and 100,906.20 is: 151,196.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,176.60 : 240,005.70 = 100,906.20 : x
  2. Step 2: Convert to fraction form
    160,176.60/240,005.70 = 100,906.20/x
  3. Step 3: Cross multiply
    160,176.60x = 240,005.70 × 100,906.20
  4. Step 4: Simplify right side
    160,176.60x = 24,218,063,165.34
  5. Step 5: Solve for x
    x = 24,218,063,165.34/160,176.60
  6. Step 6: Final answer
    x = 151,196.01

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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.