Home / 100,331.04-150,684.08-88,327.52

Finding the Fourth Proportional to 100,331.04, 150,684.08 and 88,327.52

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Solution

The fourth proportional to 100,331.04, 150,684.08 and 88,327.52 is: 132,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,331.04 : 150,684.08 = 88,327.52 : x
  2. Step 2: Convert to fraction form
    100,331.04/150,684.08 = 88,327.52/x
  3. Step 3: Cross multiply
    100,331.04x = 150,684.08 × 88,327.52
  4. Step 4: Simplify right side
    100,331.04x = 13,309,551,089.88
  5. Step 5: Solve for x
    x = 13,309,551,089.88/100,331.04
  6. Step 6: Final answer
    x = 132,656.37

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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.