Home / 132,664.64-198,998.47-56,752.85

Finding the Fourth Proportional to 132,664.64, 198,998.47 and 56,752.85

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Solution

The fourth proportional to 132,664.64, 198,998.47 and 56,752.85 is: 85,129.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,664.64 : 198,998.47 = 56,752.85 : x
  2. Step 2: Convert to fraction form
    132,664.64/198,998.47 = 56,752.85/x
  3. Step 3: Cross multiply
    132,664.64x = 198,998.47 × 56,752.85
  4. Step 4: Simplify right side
    132,664.64x = 11,293,730,886.58
  5. Step 5: Solve for x
    x = 11,293,730,886.58/132,664.64
  6. Step 6: Final answer
    x = 85,129.93

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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.