Home / 68,515.78-94,552.29-38,302.33

Finding the Fourth Proportional to 68,515.78, 94,552.29 and 38,302.33

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Solution

The fourth proportional to 68,515.78, 94,552.29 and 38,302.33 is: 52,857.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,515.78 : 94,552.29 = 38,302.33 : x
  2. Step 2: Convert to fraction form
    68,515.78/94,552.29 = 38,302.33/x
  3. Step 3: Cross multiply
    68,515.78x = 94,552.29 × 38,302.33
  4. Step 4: Simplify right side
    68,515.78x = 3,621,573,013.84
  5. Step 5: Solve for x
    x = 3,621,573,013.84/68,515.78
  6. Step 6: Final answer
    x = 52,857.50

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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.