Home / 51,631.80-77,322.95-29,377.76

Finding the Fourth Proportional to 51,631.80, 77,322.95 and 29,377.76

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Solution

The fourth proportional to 51,631.80, 77,322.95 and 29,377.76 is: 43,995.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,631.80 : 77,322.95 = 29,377.76 : x
  2. Step 2: Convert to fraction form
    51,631.80/77,322.95 = 29,377.76/x
  3. Step 3: Cross multiply
    51,631.80x = 77,322.95 × 29,377.76
  4. Step 4: Simplify right side
    51,631.80x = 2,271,575,067.59
  5. Step 5: Solve for x
    x = 2,271,575,067.59/51,631.80
  6. Step 6: Final answer
    x = 43,995.66

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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.