Home / 113,434.76-170,257.16-57,314.37

Finding the Fourth Proportional to 113,434.76, 170,257.16 and 57,314.37

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Solution

The fourth proportional to 113,434.76, 170,257.16 and 57,314.37 is: 86,024.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,434.76 : 170,257.16 = 57,314.37 : x
  2. Step 2: Convert to fraction form
    113,434.76/170,257.16 = 57,314.37/x
  3. Step 3: Cross multiply
    113,434.76x = 170,257.16 × 57,314.37
  4. Step 4: Simplify right side
    113,434.76x = 9,758,182,006.68
  5. Step 5: Solve for x
    x = 9,758,182,006.68/113,434.76
  6. Step 6: Final answer
    x = 86,024.62

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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.