Home / 106,934.40-147,617.10-63,928.80

Finding the Fourth Proportional to 106,934.40, 147,617.10 and 63,928.80

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Solution

The fourth proportional to 106,934.40, 147,617.10 and 63,928.80 is: 88,250.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,934.40 : 147,617.10 = 63,928.80 : x
  2. Step 2: Convert to fraction form
    106,934.40/147,617.10 = 63,928.80/x
  3. Step 3: Cross multiply
    106,934.40x = 147,617.10 × 63,928.80
  4. Step 4: Simplify right side
    106,934.40x = 9,436,984,062.48
  5. Step 5: Solve for x
    x = 9,436,984,062.48/106,934.40
  6. Step 6: Final answer
    x = 88,250.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.