Home / 63,721.66-95,596.85-21,030.06

Finding the Fourth Proportional to 63,721.66, 95,596.85 and 21,030.06

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Solution

The fourth proportional to 63,721.66, 95,596.85 and 21,030.06 is: 31,549.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,721.66 : 95,596.85 = 21,030.06 : x
  2. Step 2: Convert to fraction form
    63,721.66/95,596.85 = 21,030.06/x
  3. Step 3: Cross multiply
    63,721.66x = 95,596.85 × 21,030.06
  4. Step 4: Simplify right side
    63,721.66x = 2,010,406,947.91
  5. Step 5: Solve for x
    x = 2,010,406,947.91/63,721.66
  6. Step 6: Final answer
    x = 31,549.82

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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.