Home / 83,293.50-124,953.24-27,120.35

Finding the Fourth Proportional to 83,293.50, 124,953.24 and 27,120.35

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Solution

The fourth proportional to 83,293.50, 124,953.24 and 27,120.35 is: 40,684.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,293.50 : 124,953.24 = 27,120.35 : x
  2. Step 2: Convert to fraction form
    83,293.50/124,953.24 = 27,120.35/x
  3. Step 3: Cross multiply
    83,293.50x = 124,953.24 × 27,120.35
  4. Step 4: Simplify right side
    83,293.50x = 3,388,774,977.67
  5. Step 5: Solve for x
    x = 3,388,774,977.67/83,293.50
  6. Step 6: Final answer
    x = 40,684.75

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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.