Home / 132,487.92-182,827.80-75,904.56

Finding the Fourth Proportional to 132,487.92, 182,827.80 and 75,904.56

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Solution

The fourth proportional to 132,487.92, 182,827.80 and 75,904.56 is: 104,745.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,487.92 : 182,827.80 = 75,904.56 : x
  2. Step 2: Convert to fraction form
    132,487.92/182,827.80 = 75,904.56/x
  3. Step 3: Cross multiply
    132,487.92x = 182,827.80 × 75,904.56
  4. Step 4: Simplify right side
    132,487.92x = 13,877,463,714.77
  5. Step 5: Solve for x
    x = 13,877,463,714.77/132,487.92
  6. Step 6: Final answer
    x = 104,745.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.