Home / 109,280.56-150,810.90-63,962.75

Finding the Fourth Proportional to 109,280.56, 150,810.90 and 63,962.75

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Solution

The fourth proportional to 109,280.56, 150,810.90 and 63,962.75 is: 88,270.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,280.56 : 150,810.90 = 63,962.75 : x
  2. Step 2: Convert to fraction form
    109,280.56/150,810.90 = 63,962.75/x
  3. Step 3: Cross multiply
    109,280.56x = 150,810.90 × 63,962.75
  4. Step 4: Simplify right side
    109,280.56x = 9,646,279,893.98
  5. Step 5: Solve for x
    x = 9,646,279,893.98/109,280.56
  6. Step 6: Final answer
    x = 88,270.78

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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.