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Finding the Fourth Proportional to 163,001.52, 224,946.81 and 91,382.76

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Solution

The fourth proportional to 163,001.52, 224,946.81 and 91,382.76 is: 126,110.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,001.52 : 224,946.81 = 91,382.76 : x
  2. Step 2: Convert to fraction form
    163,001.52/224,946.81 = 91,382.76/x
  3. Step 3: Cross multiply
    163,001.52x = 224,946.81 × 91,382.76
  4. Step 4: Simplify right side
    163,001.52x = 20,556,260,351.00
  5. Step 5: Solve for x
    x = 20,556,260,351.00/163,001.52
  6. Step 6: Final answer
    x = 126,110.85

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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.