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Finding the Fourth Proportional to 83,124.63, 124,654.75 and 26,951.23

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Solution

The fourth proportional to 83,124.63, 124,654.75 and 26,951.23 is: 40,416.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,124.63 : 124,654.75 = 26,951.23 : x
  2. Step 2: Convert to fraction form
    83,124.63/124,654.75 = 26,951.23/x
  3. Step 3: Cross multiply
    83,124.63x = 124,654.75 × 26,951.23
  4. Step 4: Simplify right side
    83,124.63x = 3,359,598,926.28
  5. Step 5: Solve for x
    x = 3,359,598,926.28/83,124.63
  6. Step 6: Final answer
    x = 40,416.41

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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.