Home / 51,841.14-77,791.95-21,853.55

Finding the Fourth Proportional to 51,841.14, 77,791.95 and 21,853.55

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Solution

The fourth proportional to 51,841.14, 77,791.95 and 21,853.55 is: 32,793.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,841.14 : 77,791.95 = 21,853.55 : x
  2. Step 2: Convert to fraction form
    51,841.14/77,791.95 = 21,853.55/x
  3. Step 3: Cross multiply
    51,841.14x = 77,791.95 × 21,853.55
  4. Step 4: Simplify right side
    51,841.14x = 1,700,030,463.40
  5. Step 5: Solve for x
    x = 1,700,030,463.40/51,841.14
  6. Step 6: Final answer
    x = 32,793.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.