Home / 49,031.15-67,660.99-27,809.96

Finding the Fourth Proportional to 49,031.15, 67,660.99 and 27,809.96

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Solution

The fourth proportional to 49,031.15, 67,660.99 and 27,809.96 is: 38,376.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,031.15 : 67,660.99 = 27,809.96 : x
  2. Step 2: Convert to fraction form
    49,031.15/67,660.99 = 27,809.96/x
  3. Step 3: Cross multiply
    49,031.15x = 67,660.99 × 27,809.96
  4. Step 4: Simplify right side
    49,031.15x = 1,881,649,017.63
  5. Step 5: Solve for x
    x = 1,881,649,017.63/49,031.15
  6. Step 6: Final answer
    x = 38,376.61

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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.