Home / 98,744.73-147,357.78-88,247.13

Finding the Fourth Proportional to 98,744.73, 147,357.78 and 88,247.13

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Solution

The fourth proportional to 98,744.73, 147,357.78 and 88,247.13 is: 131,692.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,744.73 : 147,357.78 = 88,247.13 : x
  2. Step 2: Convert to fraction form
    98,744.73/147,357.78 = 88,247.13/x
  3. Step 3: Cross multiply
    98,744.73x = 147,357.78 × 88,247.13
  4. Step 4: Simplify right side
    98,744.73x = 13,003,901,168.17
  5. Step 5: Solve for x
    x = 13,003,901,168.17/98,744.73
  6. Step 6: Final answer
    x = 131,692.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.