Home / 292,151.06-438,292.23-92,483.43

Finding the Fourth Proportional to 292,151.06, 438,292.23 and 92,483.43

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Solution

The fourth proportional to 292,151.06, 438,292.23 and 92,483.43 is: 138,745.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,151.06 : 438,292.23 = 92,483.43 : x
  2. Step 2: Convert to fraction form
    292,151.06/438,292.23 = 92,483.43/x
  3. Step 3: Cross multiply
    292,151.06x = 438,292.23 × 92,483.43
  4. Step 4: Simplify right side
    292,151.06x = 40,534,768,772.75
  5. Step 5: Solve for x
    x = 40,534,768,772.75/292,151.06
  6. Step 6: Final answer
    x = 138,745.92

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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.