Home / 113,813.26-170,719.92-38,934.12

Finding the Fourth Proportional to 113,813.26, 170,719.92 and 38,934.12

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Solution

The fourth proportional to 113,813.26, 170,719.92 and 38,934.12 is: 58,401.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,813.26 : 170,719.92 = 38,934.12 : x
  2. Step 2: Convert to fraction form
    113,813.26/170,719.92 = 38,934.12/x
  3. Step 3: Cross multiply
    113,813.26x = 170,719.92 × 38,934.12
  4. Step 4: Simplify right side
    113,813.26x = 6,646,829,851.67
  5. Step 5: Solve for x
    x = 6,646,829,851.67/113,813.26
  6. Step 6: Final answer
    x = 58,401.19

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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.