Home / 63,511.31-95,254.80-31,912.62

Finding the Fourth Proportional to 63,511.31, 95,254.80 and 31,912.62

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Solution

The fourth proportional to 63,511.31, 95,254.80 and 31,912.62 is: 47,862.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,511.31 : 95,254.80 = 31,912.62 : x
  2. Step 2: Convert to fraction form
    63,511.31/95,254.80 = 31,912.62/x
  3. Step 3: Cross multiply
    63,511.31x = 95,254.80 × 31,912.62
  4. Step 4: Simplify right side
    63,511.31x = 3,039,830,176.65
  5. Step 5: Solve for x
    x = 3,039,830,176.65/63,511.31
  6. Step 6: Final answer
    x = 47,862.82

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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.