Home / 63,275.06-87,211.76-57,912.24

Finding the Fourth Proportional to 63,275.06, 87,211.76 and 57,912.24

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Solution

The fourth proportional to 63,275.06, 87,211.76 and 57,912.24 is: 79,820.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,275.06 : 87,211.76 = 57,912.24 : x
  2. Step 2: Convert to fraction form
    63,275.06/87,211.76 = 57,912.24/x
  3. Step 3: Cross multiply
    63,275.06x = 87,211.76 × 57,912.24
  4. Step 4: Simplify right side
    63,275.06x = 5,050,628,375.94
  5. Step 5: Solve for x
    x = 5,050,628,375.94/63,275.06
  6. Step 6: Final answer
    x = 79,820.21

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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.