Home / 132,787.02-199,239.39-69,592.11

Finding the Fourth Proportional to 132,787.02, 199,239.39 and 69,592.11

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Solution

The fourth proportional to 132,787.02, 199,239.39 and 69,592.11 is: 104,419.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,787.02 : 199,239.39 = 69,592.11 : x
  2. Step 2: Convert to fraction form
    132,787.02/199,239.39 = 69,592.11/x
  3. Step 3: Cross multiply
    132,787.02x = 199,239.39 × 69,592.11
  4. Step 4: Simplify right side
    132,787.02x = 13,865,489,545.21
  5. Step 5: Solve for x
    x = 13,865,489,545.21/132,787.02
  6. Step 6: Final answer
    x = 104,419.01

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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.