Home / 68,366.26-94,320.21-40,061.62

Finding the Fourth Proportional to 68,366.26, 94,320.21 and 40,061.62

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Solution

The fourth proportional to 68,366.26, 94,320.21 and 40,061.62 is: 55,270.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,366.26 : 94,320.21 = 40,061.62 : x
  2. Step 2: Convert to fraction form
    68,366.26/94,320.21 = 40,061.62/x
  3. Step 3: Cross multiply
    68,366.26x = 94,320.21 × 40,061.62
  4. Step 4: Simplify right side
    68,366.26x = 3,778,620,411.34
  5. Step 5: Solve for x
    x = 3,778,620,411.34/68,366.26
  6. Step 6: Final answer
    x = 55,270.25

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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.