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Finding the Fourth Proportional to 181,654.59, 250,541.33 and 118,012.89

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Solution

The fourth proportional to 181,654.59, 250,541.33 and 118,012.89 is: 162,765.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,654.59 : 250,541.33 = 118,012.89 : x
  2. Step 2: Convert to fraction form
    181,654.59/250,541.33 = 118,012.89/x
  3. Step 3: Cross multiply
    181,654.59x = 250,541.33 × 118,012.89
  4. Step 4: Simplify right side
    181,654.59x = 29,567,105,827.68
  5. Step 5: Solve for x
    x = 29,567,105,827.68/181,654.59
  6. Step 6: Final answer
    x = 162,765.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.