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Finding the Fourth Proportional to 98,851.39, 148,172.39 and 32,273.64

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Solution

The fourth proportional to 98,851.39, 148,172.39 and 32,273.64 is: 48,376.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,851.39 : 148,172.39 = 32,273.64 : x
  2. Step 2: Convert to fraction form
    98,851.39/148,172.39 = 32,273.64/x
  3. Step 3: Cross multiply
    98,851.39x = 148,172.39 × 32,273.64
  4. Step 4: Simplify right side
    98,851.39x = 4,782,062,332.46
  5. Step 5: Solve for x
    x = 4,782,062,332.46/98,851.39
  6. Step 6: Final answer
    x = 48,376.28

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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.