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Finding the Fourth Proportional to 166,654.92, 249,982.86 and 40,294.92

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Solution

The fourth proportional to 166,654.92, 249,982.86 and 40,294.92 is: 60,442.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,654.92 : 249,982.86 = 40,294.92 : x
  2. Step 2: Convert to fraction form
    166,654.92/249,982.86 = 40,294.92/x
  3. Step 3: Cross multiply
    166,654.92x = 249,982.86 × 40,294.92
  4. Step 4: Simplify right side
    166,654.92x = 10,073,039,345.07
  5. Step 5: Solve for x
    x = 10,073,039,345.07/166,654.92
  6. Step 6: Final answer
    x = 60,442.50

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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.