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Finding the Fourth Proportional to 182,630.43, 273,926.07 and 86,544.45

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Solution

The fourth proportional to 182,630.43, 273,926.07 and 86,544.45 is: 129,807.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,630.43 : 273,926.07 = 86,544.45 : x
  2. Step 2: Convert to fraction form
    182,630.43/273,926.07 = 86,544.45/x
  3. Step 3: Cross multiply
    182,630.43x = 273,926.07 × 86,544.45
  4. Step 4: Simplify right side
    182,630.43x = 23,706,781,068.81
  5. Step 5: Solve for x
    x = 23,706,781,068.81/182,630.43
  6. Step 6: Final answer
    x = 129,807.40

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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.