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Finding the Fourth Proportional to 166,590.84, 249,885.95 and 54,270.92

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Solution

The fourth proportional to 166,590.84, 249,885.95 and 54,270.92 is: 81,406.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,590.84 : 249,885.95 = 54,270.92 : x
  2. Step 2: Convert to fraction form
    166,590.84/249,885.95 = 54,270.92/x
  3. Step 3: Cross multiply
    166,590.84x = 249,885.95 × 54,270.92
  4. Step 4: Simplify right side
    166,590.84x = 13,561,541,419.90
  5. Step 5: Solve for x
    x = 13,561,541,419.90/166,590.84
  6. Step 6: Final answer
    x = 81,406.29

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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.