Home / 99,701.16-149,200.42-62,278.84

Finding the Fourth Proportional to 99,701.16, 149,200.42 and 62,278.84

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Solution

The fourth proportional to 99,701.16, 149,200.42 and 62,278.84 is: 93,198.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,701.16 : 149,200.42 = 62,278.84 : x
  2. Step 2: Convert to fraction form
    99,701.16/149,200.42 = 62,278.84/x
  3. Step 3: Cross multiply
    99,701.16x = 149,200.42 × 62,278.84
  4. Step 4: Simplify right side
    99,701.16x = 9,292,029,085.11
  5. Step 5: Solve for x
    x = 9,292,029,085.11/99,701.16
  6. Step 6: Final answer
    x = 93,198.81

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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.