Home / 103,759.25-155,389.38-59,251.10

Finding the Fourth Proportional to 103,759.25, 155,389.38 and 59,251.10

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Solution

The fourth proportional to 103,759.25, 155,389.38 and 59,251.10 is: 88,734.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,759.25 : 155,389.38 = 59,251.10 : x
  2. Step 2: Convert to fraction form
    103,759.25/155,389.38 = 59,251.10/x
  3. Step 3: Cross multiply
    103,759.25x = 155,389.38 × 59,251.10
  4. Step 4: Simplify right side
    103,759.25x = 9,206,991,859.60
  5. Step 5: Solve for x
    x = 9,206,991,859.60/103,759.25
  6. Step 6: Final answer
    x = 88,734.18

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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.