Home / 68,328.78-94,293.87-38,113.35

Finding the Fourth Proportional to 68,328.78, 94,293.87 and 38,113.35

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Solution

The fourth proportional to 68,328.78, 94,293.87 and 38,113.35 is: 52,596.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,328.78 : 94,293.87 = 38,113.35 : x
  2. Step 2: Convert to fraction form
    68,328.78/94,293.87 = 38,113.35/x
  3. Step 3: Cross multiply
    68,328.78x = 94,293.87 × 38,113.35
  4. Step 4: Simplify right side
    68,328.78x = 3,593,855,270.16
  5. Step 5: Solve for x
    x = 3,593,855,270.16/68,328.78
  6. Step 6: Final answer
    x = 52,596.51

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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.