Home / 82,095.12-113,384.71-55,190.92

Finding the Fourth Proportional to 82,095.12, 113,384.71 and 55,190.92

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Solution

The fourth proportional to 82,095.12, 113,384.71 and 55,190.92 is: 76,226.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,095.12 : 113,384.71 = 55,190.92 : x
  2. Step 2: Convert to fraction form
    82,095.12/113,384.71 = 55,190.92/x
  3. Step 3: Cross multiply
    82,095.12x = 113,384.71 × 55,190.92
  4. Step 4: Simplify right side
    82,095.12x = 6,257,806,456.96
  5. Step 5: Solve for x
    x = 6,257,806,456.96/82,095.12
  6. Step 6: Final answer
    x = 76,226.29

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1.5x scale

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.