Home / 325,179.28-487,777.54-88,526.80

Finding the Fourth Proportional to 325,179.28, 487,777.54 and 88,526.80

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Solution

The fourth proportional to 325,179.28, 487,777.54 and 88,526.80 is: 132,792.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,179.28 : 487,777.54 = 88,526.80 : x
  2. Step 2: Convert to fraction form
    325,179.28/487,777.54 = 88,526.80/x
  3. Step 3: Cross multiply
    325,179.28x = 487,777.54 × 88,526.80
  4. Step 4: Simplify right side
    325,179.28x = 43,181,384,728.07
  5. Step 5: Solve for x
    x = 43,181,384,728.07/325,179.28
  6. Step 6: Final answer
    x = 132,792.55

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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.