Home / 52,849.67-72,932.50-28,976.74

Finding the Fourth Proportional to 52,849.67, 72,932.50 and 28,976.74

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Solution

The fourth proportional to 52,849.67, 72,932.50 and 28,976.74 is: 39,987.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,849.67 : 72,932.50 = 28,976.74 : x
  2. Step 2: Convert to fraction form
    52,849.67/72,932.50 = 28,976.74/x
  3. Step 3: Cross multiply
    52,849.67x = 72,932.50 × 28,976.74
  4. Step 4: Simplify right side
    52,849.67x = 2,113,345,943.94
  5. Step 5: Solve for x
    x = 2,113,345,943.94/52,849.67
  6. Step 6: Final answer
    x = 39,987.88

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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.