Home / 113,372.71-170,124.77-57,217.21

Finding the Fourth Proportional to 113,372.71, 170,124.77 and 57,217.21

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Solution

The fourth proportional to 113,372.71, 170,124.77 and 57,217.21 is: 85,858.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,372.71 : 170,124.77 = 57,217.21 : x
  2. Step 2: Convert to fraction form
    113,372.71/170,124.77 = 57,217.21/x
  3. Step 3: Cross multiply
    113,372.71x = 170,124.77 × 57,217.21
  4. Step 4: Simplify right side
    113,372.71x = 9,734,064,691.29
  5. Step 5: Solve for x
    x = 9,734,064,691.29/113,372.71
  6. Step 6: Final answer
    x = 85,858.98

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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.