Home / 292,456.38-438,595.20-123,973.50

Finding the Fourth Proportional to 292,456.38, 438,595.20 and 123,973.50

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Solution

The fourth proportional to 292,456.38, 438,595.20 and 123,973.50 is: 185,922.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,456.38 : 438,595.20 = 123,973.50 : x
  2. Step 2: Convert to fraction form
    292,456.38/438,595.20 = 123,973.50/x
  3. Step 3: Cross multiply
    292,456.38x = 438,595.20 × 123,973.50
  4. Step 4: Simplify right side
    292,456.38x = 54,374,182,027.20
  5. Step 5: Solve for x
    x = 54,374,182,027.20/292,456.38
  6. Step 6: Final answer
    x = 185,922.37

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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.