Home / 51,272.70-70,651.35-37,822.65

Finding the Fourth Proportional to 51,272.70, 70,651.35 and 37,822.65

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Solution

The fourth proportional to 51,272.70, 70,651.35 and 37,822.65 is: 52,117.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,272.70 : 70,651.35 = 37,822.65 : x
  2. Step 2: Convert to fraction form
    51,272.70/70,651.35 = 37,822.65/x
  3. Step 3: Cross multiply
    51,272.70x = 70,651.35 × 37,822.65
  4. Step 4: Simplify right side
    51,272.70x = 2,672,221,283.08
  5. Step 5: Solve for x
    x = 2,672,221,283.08/51,272.70
  6. Step 6: Final answer
    x = 52,117.82

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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.