Home / 341,948.13-512,922.60-89,228.43

Finding the Fourth Proportional to 341,948.13, 512,922.60 and 89,228.43

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Solution

The fourth proportional to 341,948.13, 512,922.60 and 89,228.43 is: 133,842.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,948.13 : 512,922.60 = 89,228.43 : x
  2. Step 2: Convert to fraction form
    341,948.13/512,922.60 = 89,228.43/x
  3. Step 3: Cross multiply
    341,948.13x = 512,922.60 × 89,228.43
  4. Step 4: Simplify right side
    341,948.13x = 45,767,279,898.37
  5. Step 5: Solve for x
    x = 45,767,279,898.37/341,948.13
  6. Step 6: Final answer
    x = 133,842.76

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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.