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Finding the Fourth Proportional to 147,001.94, 202,862.48 and 83,339.74

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Solution

The fourth proportional to 147,001.94, 202,862.48 and 83,339.74 is: 115,008.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,001.94 : 202,862.48 = 83,339.74 : x
  2. Step 2: Convert to fraction form
    147,001.94/202,862.48 = 83,339.74/x
  3. Step 3: Cross multiply
    147,001.94x = 202,862.48 × 83,339.74
  4. Step 4: Simplify right side
    147,001.94x = 16,906,505,034.73
  5. Step 5: Solve for x
    x = 16,906,505,034.73/147,001.94
  6. Step 6: Final answer
    x = 115,008.72

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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.