Home / 292,003.24-438,002.26-92,323.76

Finding the Fourth Proportional to 292,003.24, 438,002.26 and 92,323.76

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Solution

The fourth proportional to 292,003.24, 438,002.26 and 92,323.76 is: 138,484.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,003.24 : 438,002.26 = 92,323.76 : x
  2. Step 2: Convert to fraction form
    292,003.24/438,002.26 = 92,323.76/x
  3. Step 3: Cross multiply
    292,003.24x = 438,002.26 × 92,323.76
  4. Step 4: Simplify right side
    292,003.24x = 40,438,015,531.70
  5. Step 5: Solve for x
    x = 40,438,015,531.70/292,003.24
  6. Step 6: Final answer
    x = 138,484.82

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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.