Home / 43,287.45-64,922.97-15,200.91

Finding the Fourth Proportional to 43,287.45, 64,922.97 and 15,200.91

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Solution

The fourth proportional to 43,287.45, 64,922.97 and 15,200.91 is: 22,798.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,287.45 : 64,922.97 = 15,200.91 : x
  2. Step 2: Convert to fraction form
    43,287.45/64,922.97 = 15,200.91/x
  3. Step 3: Cross multiply
    43,287.45x = 64,922.97 × 15,200.91
  4. Step 4: Simplify right side
    43,287.45x = 986,888,223.90
  5. Step 5: Solve for x
    x = 986,888,223.90/43,287.45
  6. Step 6: Final answer
    x = 22,798.48

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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.