Home / 132,449.61-198,681.32-43,710.04

Finding the Fourth Proportional to 132,449.61, 198,681.32 and 43,710.04

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Solution

The fourth proportional to 132,449.61, 198,681.32 and 43,710.04 is: 65,567.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,449.61 : 198,681.32 = 43,710.04 : x
  2. Step 2: Convert to fraction form
    132,449.61/198,681.32 = 43,710.04/x
  3. Step 3: Cross multiply
    132,449.61x = 198,681.32 × 43,710.04
  4. Step 4: Simplify right side
    132,449.61x = 8,684,368,444.45
  5. Step 5: Solve for x
    x = 8,684,368,444.45/132,449.61
  6. Step 6: Final answer
    x = 65,567.34

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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.