Home / 292,023.20-437,961.90-112,069.55

Finding the Fourth Proportional to 292,023.20, 437,961.90 and 112,069.55

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Solution

The fourth proportional to 292,023.20, 437,961.90 and 112,069.55 is: 168,076.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,023.20 : 437,961.90 = 112,069.55 : x
  2. Step 2: Convert to fraction form
    292,023.20/437,961.90 = 112,069.55/x
  3. Step 3: Cross multiply
    292,023.20x = 437,961.90 × 112,069.55
  4. Step 4: Simplify right side
    292,023.20x = 49,082,193,050.15
  5. Step 5: Solve for x
    x = 49,082,193,050.15/292,023.20
  6. Step 6: Final answer
    x = 168,076.35

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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.