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Finding the Fourth Proportional to 132,690.60, 186,233.40 and 132,690.60

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Solution

The fourth proportional to 132,690.60, 186,233.40 and 132,690.60 is: 186,233.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,690.60 : 186,233.40 = 132,690.60 : x
  2. Step 2: Convert to fraction form
    132,690.60/186,233.40 = 132,690.60/x
  3. Step 3: Cross multiply
    132,690.60x = 186,233.40 × 132,690.60
  4. Step 4: Simplify right side
    132,690.60x = 24,711,421,586.04
  5. Step 5: Solve for x
    x = 24,711,421,586.04/132,690.60
  6. Step 6: Final answer
    x = 186,233.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.