Home / 83,506.08-125,127.81-64,576.92

Finding the Fourth Proportional to 83,506.08, 125,127.81 and 64,576.92

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Solution

The fourth proportional to 83,506.08, 125,127.81 and 64,576.92 is: 96,763.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,506.08 : 125,127.81 = 64,576.92 : x
  2. Step 2: Convert to fraction form
    83,506.08/125,127.81 = 64,576.92/x
  3. Step 3: Cross multiply
    83,506.08x = 125,127.81 × 64,576.92
  4. Step 4: Simplify right side
    83,506.08x = 8,080,368,576.15
  5. Step 5: Solve for x
    x = 8,080,368,576.15/83,506.08
  6. Step 6: Final answer
    x = 96,763.84

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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.