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Finding the Fourth Proportional to 178,122.97, 245,810.06 and 96,452.11

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Solution

The fourth proportional to 178,122.97, 245,810.06 and 96,452.11 is: 133,104.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,122.97 : 245,810.06 = 96,452.11 : x
  2. Step 2: Convert to fraction form
    178,122.97/245,810.06 = 96,452.11/x
  3. Step 3: Cross multiply
    178,122.97x = 245,810.06 × 96,452.11
  4. Step 4: Simplify right side
    178,122.97x = 23,708,898,946.23
  5. Step 5: Solve for x
    x = 23,708,898,946.23/178,122.97
  6. Step 6: Final answer
    x = 133,104.11

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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.