Home / 82,877.10-124,298.19-26,722.14

Finding the Fourth Proportional to 82,877.10, 124,298.19 and 26,722.14

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Solution

The fourth proportional to 82,877.10, 124,298.19 and 26,722.14 is: 40,077.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,877.10 : 124,298.19 = 26,722.14 : x
  2. Step 2: Convert to fraction form
    82,877.10/124,298.19 = 26,722.14/x
  3. Step 3: Cross multiply
    82,877.10x = 124,298.19 × 26,722.14
  4. Step 4: Simplify right side
    82,877.10x = 3,321,513,634.93
  5. Step 5: Solve for x
    x = 3,321,513,634.93/82,877.10
  6. Step 6: Final answer
    x = 40,077.58

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1.5x scale

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.