Home / 57,218.92-85,825.50-15,666.28

Finding the Fourth Proportional to 57,218.92, 85,825.50 and 15,666.28

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Solution

The fourth proportional to 57,218.92, 85,825.50 and 15,666.28 is: 23,498.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,218.92 : 85,825.50 = 15,666.28 : x
  2. Step 2: Convert to fraction form
    57,218.92/85,825.50 = 15,666.28/x
  3. Step 3: Cross multiply
    57,218.92x = 85,825.50 × 15,666.28
  4. Step 4: Simplify right side
    57,218.92x = 1,344,566,314.14
  5. Step 5: Solve for x
    x = 1,344,566,314.14/57,218.92
  6. Step 6: Final answer
    x = 23,498.63

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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.