Home / 292,212.60-437,987.04-123,627.72

Finding the Fourth Proportional to 292,212.60, 437,987.04 and 123,627.72

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Solution

The fourth proportional to 292,212.60, 437,987.04 and 123,627.72 is: 185,301.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,212.60 : 437,987.04 = 123,627.72 : x
  2. Step 2: Convert to fraction form
    292,212.60/437,987.04 = 123,627.72/x
  3. Step 3: Cross multiply
    292,212.60x = 437,987.04 × 123,627.72
  4. Step 4: Simplify right side
    292,212.60x = 54,147,339,144.75
  5. Step 5: Solve for x
    x = 54,147,339,144.75/292,212.60
  6. Step 6: Final answer
    x = 185,301.18

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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.