Home / 229,885.92-317,195-134,374.14

Finding the Fourth Proportional to 229,885.92, 317,195 and 134,374.14

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Solution

The fourth proportional to 229,885.92, 317,195 and 134,374.14 is: 185,408.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,885.92 : 317,195 = 134,374.14 : x
  2. Step 2: Convert to fraction form
    229,885.92/317,195 = 134,374.14/x
  3. Step 3: Cross multiply
    229,885.92x = 317,195 × 134,374.14
  4. Step 4: Simplify right side
    229,885.92x = 42,622,805,337.30
  5. Step 5: Solve for x
    x = 42,622,805,337.30/229,885.92
  6. Step 6: Final answer
    x = 185,408.51

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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.