Home / 68,883.52-95,055.38-38,666.10

Finding the Fourth Proportional to 68,883.52, 95,055.38 and 38,666.10

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Solution

The fourth proportional to 68,883.52, 95,055.38 and 38,666.10 is: 53,357.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,883.52 : 95,055.38 = 38,666.10 : x
  2. Step 2: Convert to fraction form
    68,883.52/95,055.38 = 38,666.10/x
  3. Step 3: Cross multiply
    68,883.52x = 95,055.38 × 38,666.10
  4. Step 4: Simplify right side
    68,883.52x = 3,675,420,828.62
  5. Step 5: Solve for x
    x = 3,675,420,828.62/68,883.52
  6. Step 6: Final answer
    x = 53,357.04

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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.