Home / 68,675.65-94,767.89-38,454.05

Finding the Fourth Proportional to 68,675.65, 94,767.89 and 38,454.05

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Solution

The fourth proportional to 68,675.65, 94,767.89 and 38,454.05 is: 53,064.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,675.65 : 94,767.89 = 38,454.05 : x
  2. Step 2: Convert to fraction form
    68,675.65/94,767.89 = 38,454.05/x
  3. Step 3: Cross multiply
    68,675.65x = 94,767.89 × 38,454.05
  4. Step 4: Simplify right side
    68,675.65x = 3,644,208,908.34
  5. Step 5: Solve for x
    x = 3,644,208,908.34/68,675.65
  6. Step 6: Final answer
    x = 53,064.06

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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.