Home / 55,275.50-82,912.88-15,832.76

Finding the Fourth Proportional to 55,275.50, 82,912.88 and 15,832.76

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Solution

The fourth proportional to 55,275.50, 82,912.88 and 15,832.76 is: 23,749.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,275.50 : 82,912.88 = 15,832.76 : x
  2. Step 2: Convert to fraction form
    55,275.50/82,912.88 = 15,832.76/x
  3. Step 3: Cross multiply
    55,275.50x = 82,912.88 × 15,832.76
  4. Step 4: Simplify right side
    55,275.50x = 1,312,739,354.97
  5. Step 5: Solve for x
    x = 1,312,739,354.97/55,275.50
  6. Step 6: Final answer
    x = 23,749.03

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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.