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Finding the Fourth Proportional to 161,773.60, 242,660.40 and 114,534.40

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Solution

The fourth proportional to 161,773.60, 242,660.40 and 114,534.40 is: 171,801.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,773.60 : 242,660.40 = 114,534.40 : x
  2. Step 2: Convert to fraction form
    161,773.60/242,660.40 = 114,534.40/x
  3. Step 3: Cross multiply
    161,773.60x = 242,660.40 × 114,534.40
  4. Step 4: Simplify right side
    161,773.60x = 27,792,963,317.76
  5. Step 5: Solve for x
    x = 27,792,963,317.76/161,773.60
  6. Step 6: Final answer
    x = 171,801.60

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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.