Home / 68,369.60-94,348.24-38,153.28

Finding the Fourth Proportional to 68,369.60, 94,348.24 and 38,153.28

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Solution

The fourth proportional to 68,369.60, 94,348.24 and 38,153.28 is: 52,650.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,369.60 : 94,348.24 = 38,153.28 : x
  2. Step 2: Convert to fraction form
    68,369.60/94,348.24 = 38,153.28/x
  3. Step 3: Cross multiply
    68,369.60x = 94,348.24 × 38,153.28
  4. Step 4: Simplify right side
    68,369.60x = 3,599,694,818.23
  5. Step 5: Solve for x
    x = 3,599,694,818.23/68,369.60
  6. Step 6: Final answer
    x = 52,650.52

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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.