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Finding the Fourth Proportional to 98,851.32, 148,275.59 and 23,972.13

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Solution

The fourth proportional to 98,851.32, 148,275.59 and 23,972.13 is: 35,957.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,851.32 : 148,275.59 = 23,972.13 : x
  2. Step 2: Convert to fraction form
    98,851.32/148,275.59 = 23,972.13/x
  3. Step 3: Cross multiply
    98,851.32x = 148,275.59 × 23,972.13
  4. Step 4: Simplify right side
    98,851.32x = 3,554,481,599.45
  5. Step 5: Solve for x
    x = 3,554,481,599.45/98,851.32
  6. Step 6: Final answer
    x = 35,957.86

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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.