Home / 132,124.91-198,113.06-43,370.98

Finding the Fourth Proportional to 132,124.91, 198,113.06 and 43,370.98

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Solution

The fourth proportional to 132,124.91, 198,113.06 and 43,370.98 is: 65,032.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,124.91 : 198,113.06 = 43,370.98 : x
  2. Step 2: Convert to fraction form
    132,124.91/198,113.06 = 43,370.98/x
  3. Step 3: Cross multiply
    132,124.91x = 198,113.06 × 43,370.98
  4. Step 4: Simplify right side
    132,124.91x = 8,592,357,176.14
  5. Step 5: Solve for x
    x = 8,592,357,176.14/132,124.91
  6. Step 6: Final answer
    x = 65,032.08

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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.