Home / 68,880.29-95,053.56-38,663.24

Finding the Fourth Proportional to 68,880.29, 95,053.56 and 38,663.24

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Solution

The fourth proportional to 68,880.29, 95,053.56 and 38,663.24 is: 53,354.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,880.29 : 95,053.56 = 38,663.24 : x
  2. Step 2: Convert to fraction form
    68,880.29/95,053.56 = 38,663.24/x
  3. Step 3: Cross multiply
    68,880.29x = 95,053.56 × 38,663.24
  4. Step 4: Simplify right side
    68,880.29x = 3,675,078,603.13
  5. Step 5: Solve for x
    x = 3,675,078,603.13/68,880.29
  6. Step 6: Final answer
    x = 53,354.58

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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.