Home / 47,685.81-65,818.37-27,554.38

Finding the Fourth Proportional to 47,685.81, 65,818.37 and 27,554.38

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Solution

The fourth proportional to 47,685.81, 65,818.37 and 27,554.38 is: 38,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,685.81 : 65,818.37 = 27,554.38 : x
  2. Step 2: Convert to fraction form
    47,685.81/65,818.37 = 27,554.38/x
  3. Step 3: Cross multiply
    47,685.81x = 65,818.37 × 27,554.38
  4. Step 4: Simplify right side
    47,685.81x = 1,813,584,377.96
  5. Step 5: Solve for x
    x = 1,813,584,377.96/47,685.81
  6. Step 6: Final answer
    x = 38,031.95

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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.