Home / 54,927.88-75,799.68-31,053.76

Finding the Fourth Proportional to 54,927.88, 75,799.68 and 31,053.76

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Solution

The fourth proportional to 54,927.88, 75,799.68 and 31,053.76 is: 42,853.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,927.88 : 75,799.68 = 31,053.76 : x
  2. Step 2: Convert to fraction form
    54,927.88/75,799.68 = 31,053.76/x
  3. Step 3: Cross multiply
    54,927.88x = 75,799.68 × 31,053.76
  4. Step 4: Simplify right side
    54,927.88x = 2,353,865,070.80
  5. Step 5: Solve for x
    x = 2,353,865,070.80/54,927.88
  6. Step 6: Final answer
    x = 42,853.74

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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.