Home / 57,432.16-86,148.24-17,992.36

Finding the Fourth Proportional to 57,432.16, 86,148.24 and 17,992.36

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Solution

The fourth proportional to 57,432.16, 86,148.24 and 17,992.36 is: 26,988.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,432.16 : 86,148.24 = 17,992.36 : x
  2. Step 2: Convert to fraction form
    57,432.16/86,148.24 = 17,992.36/x
  3. Step 3: Cross multiply
    57,432.16x = 86,148.24 × 17,992.36
  4. Step 4: Simplify right side
    57,432.16x = 1,550,010,147.45
  5. Step 5: Solve for x
    x = 1,550,010,147.45/57,432.16
  6. Step 6: Final answer
    x = 26,988.54

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Similar ratio
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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.