Home / 132,002.90-198,004.35-43,259.30

Finding the Fourth Proportional to 132,002.90, 198,004.35 and 43,259.30

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Solution

The fourth proportional to 132,002.90, 198,004.35 and 43,259.30 is: 64,888.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,002.90 : 198,004.35 = 43,259.30 : x
  2. Step 2: Convert to fraction form
    132,002.90/198,004.35 = 43,259.30/x
  3. Step 3: Cross multiply
    132,002.90x = 198,004.35 × 43,259.30
  4. Step 4: Simplify right side
    132,002.90x = 8,565,529,577.96
  5. Step 5: Solve for x
    x = 8,565,529,577.96/132,002.90
  6. Step 6: Final answer
    x = 64,888.95

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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.