Home / 168,401.60-232,440-96,788.96

Finding the Fourth Proportional to 168,401.60, 232,440 and 96,788.96

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Solution

The fourth proportional to 168,401.60, 232,440 and 96,788.96 is: 133,595.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,401.60 : 232,440 = 96,788.96 : x
  2. Step 2: Convert to fraction form
    168,401.60/232,440 = 96,788.96/x
  3. Step 3: Cross multiply
    168,401.60x = 232,440 × 96,788.96
  4. Step 4: Simplify right side
    168,401.60x = 22,497,625,862.40
  5. Step 5: Solve for x
    x = 22,497,625,862.40/168,401.60
  6. Step 6: Final answer
    x = 133,595.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.