Home / 49,780.32-68,695.56-27,118.68

Finding the Fourth Proportional to 49,780.32, 68,695.56 and 27,118.68

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Solution

The fourth proportional to 49,780.32, 68,695.56 and 27,118.68 is: 37,423.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,780.32 : 68,695.56 = 27,118.68 : x
  2. Step 2: Convert to fraction form
    49,780.32/68,695.56 = 27,118.68/x
  3. Step 3: Cross multiply
    49,780.32x = 68,695.56 × 27,118.68
  4. Step 4: Simplify right side
    49,780.32x = 1,862,932,909.06
  5. Step 5: Solve for x
    x = 1,862,932,909.06/49,780.32
  6. Step 6: Final answer
    x = 37,423.08

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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.