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Finding the Fourth Proportional to 176,423.27, 243,446.55 and 99,927.14

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Solution

The fourth proportional to 176,423.27, 243,446.55 and 99,927.14 is: 137,889.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,423.27 : 243,446.55 = 99,927.14 : x
  2. Step 2: Convert to fraction form
    176,423.27/243,446.55 = 99,927.14/x
  3. Step 3: Cross multiply
    176,423.27x = 243,446.55 × 99,927.14
  4. Step 4: Simplify right side
    176,423.27x = 24,326,915,892.41
  5. Step 5: Solve for x
    x = 24,326,915,892.41/176,423.27
  6. Step 6: Final answer
    x = 137,889.50

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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.