Home / 175,720.32-263,584.80-57,499.20

Finding the Fourth Proportional to 175,720.32, 263,584.80 and 57,499.20

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Solution

The fourth proportional to 175,720.32, 263,584.80 and 57,499.20 is: 86,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,720.32 : 263,584.80 = 57,499.20 : x
  2. Step 2: Convert to fraction form
    175,720.32/263,584.80 = 57,499.20/x
  3. Step 3: Cross multiply
    175,720.32x = 263,584.80 × 57,499.20
  4. Step 4: Simplify right side
    175,720.32x = 15,155,915,132.16
  5. Step 5: Solve for x
    x = 15,155,915,132.16/175,720.32
  6. Step 6: Final answer
    x = 86,250.21

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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.