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Finding the Fourth Proportional to 160,962.86, 241,487.23 and 55,781.74

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Solution

The fourth proportional to 160,962.86, 241,487.23 and 55,781.74 is: 83,687.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,962.86 : 241,487.23 = 55,781.74 : x
  2. Step 2: Convert to fraction form
    160,962.86/241,487.23 = 55,781.74/x
  3. Step 3: Cross multiply
    160,962.86x = 241,487.23 × 55,781.74
  4. Step 4: Simplify right side
    160,962.86x = 13,470,577,877.18
  5. Step 5: Solve for x
    x = 13,470,577,877.18/160,962.86
  6. Step 6: Final answer
    x = 83,687.49

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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.