Home / 229,580.20-344,373.76-87,433.34

Finding the Fourth Proportional to 229,580.20, 344,373.76 and 87,433.34

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Solution

The fourth proportional to 229,580.20, 344,373.76 and 87,433.34 is: 131,151.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,580.20 : 344,373.76 = 87,433.34 : x
  2. Step 2: Convert to fraction form
    229,580.20/344,373.76 = 87,433.34/x
  3. Step 3: Cross multiply
    229,580.20x = 344,373.76 × 87,433.34
  4. Step 4: Simplify right side
    229,580.20x = 30,109,748,045.16
  5. Step 5: Solve for x
    x = 30,109,748,045.16/229,580.20
  6. Step 6: Final answer
    x = 131,151.33

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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.