Home / 88,623.29-132,936.75-49,429.82

Finding the Fourth Proportional to 88,623.29, 132,936.75 and 49,429.82

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Solution

The fourth proportional to 88,623.29, 132,936.75 and 49,429.82 is: 74,145.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,623.29 : 132,936.75 = 49,429.82 : x
  2. Step 2: Convert to fraction form
    88,623.29/132,936.75 = 49,429.82/x
  3. Step 3: Cross multiply
    88,623.29x = 132,936.75 × 49,429.82
  4. Step 4: Simplify right side
    88,623.29x = 6,571,038,959.20
  5. Step 5: Solve for x
    x = 6,571,038,959.20/88,623.29
  6. Step 6: Final answer
    x = 74,145.74

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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.