Home / 68,746.74-94,868.88-38,119.70

Finding the Fourth Proportional to 68,746.74, 94,868.88 and 38,119.70

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Solution

The fourth proportional to 68,746.74, 94,868.88 and 38,119.70 is: 52,604.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,746.74 : 94,868.88 = 38,119.70 : x
  2. Step 2: Convert to fraction form
    68,746.74/94,868.88 = 38,119.70/x
  3. Step 3: Cross multiply
    68,746.74x = 94,868.88 × 38,119.70
  4. Step 4: Simplify right side
    68,746.74x = 3,616,372,770.59
  5. Step 5: Solve for x
    x = 3,616,372,770.59/68,746.74
  6. Step 6: Final answer
    x = 52,604.28

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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.