Home / 84,532.18-116,652.45-48,719.92

Finding the Fourth Proportional to 84,532.18, 116,652.45 and 48,719.92

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Solution

The fourth proportional to 84,532.18, 116,652.45 and 48,719.92 is: 67,232.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,532.18 : 116,652.45 = 48,719.92 : x
  2. Step 2: Convert to fraction form
    84,532.18/116,652.45 = 48,719.92/x
  3. Step 3: Cross multiply
    84,532.18x = 116,652.45 × 48,719.92
  4. Step 4: Simplify right side
    84,532.18x = 5,683,298,031.80
  5. Step 5: Solve for x
    x = 5,683,298,031.80/84,532.18
  6. Step 6: Final answer
    x = 67,232.36

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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.