Home / 62,872.14-86,765.37-34,579.65

Finding the Fourth Proportional to 62,872.14, 86,765.37 and 34,579.65

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Solution

The fourth proportional to 62,872.14, 86,765.37 and 34,579.65 is: 47,720.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,872.14 : 86,765.37 = 34,579.65 : x
  2. Step 2: Convert to fraction form
    62,872.14/86,765.37 = 34,579.65/x
  3. Step 3: Cross multiply
    62,872.14x = 86,765.37 × 34,579.65
  4. Step 4: Simplify right side
    62,872.14x = 3,000,316,126.72
  5. Step 5: Solve for x
    x = 3,000,316,126.72/62,872.14
  6. Step 6: Final answer
    x = 47,720.92

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1.5x scale

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.