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Finding the Fourth Proportional to 181,502.60, 271,925.85 and 155,258.60

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Solution

The fourth proportional to 181,502.60, 271,925.85 and 155,258.60 is: 232,607.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,502.60 : 271,925.85 = 155,258.60 : x
  2. Step 2: Convert to fraction form
    181,502.60/271,925.85 = 155,258.60/x
  3. Step 3: Cross multiply
    181,502.60x = 271,925.85 × 155,258.60
  4. Step 4: Simplify right side
    181,502.60x = 42,218,826,774.81
  5. Step 5: Solve for x
    x = 42,218,826,774.81/181,502.60
  6. Step 6: Final answer
    x = 232,607.28

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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.