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Finding the Fourth Proportional to 98,755.44, 148,132.44 and 39,590.24

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Solution

The fourth proportional to 98,755.44, 148,132.44 and 39,590.24 is: 59,385.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,755.44 : 148,132.44 = 39,590.24 : x
  2. Step 2: Convert to fraction form
    98,755.44/148,132.44 = 39,590.24/x
  3. Step 3: Cross multiply
    98,755.44x = 148,132.44 × 39,590.24
  4. Step 4: Simplify right side
    98,755.44x = 5,864,598,851.39
  5. Step 5: Solve for x
    x = 5,864,598,851.39/98,755.44
  6. Step 6: Final answer
    x = 59,385.07

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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.