Home / 68,319.70-94,281.72-38,106.94

Finding the Fourth Proportional to 68,319.70, 94,281.72 and 38,106.94

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Solution

The fourth proportional to 68,319.70, 94,281.72 and 38,106.94 is: 52,587.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,319.70 : 94,281.72 = 38,106.94 : x
  2. Step 2: Convert to fraction form
    68,319.70/94,281.72 = 38,106.94/x
  3. Step 3: Cross multiply
    68,319.70x = 94,281.72 × 38,106.94
  4. Step 4: Simplify right side
    68,319.70x = 3,592,787,847.14
  5. Step 5: Solve for x
    x = 3,592,787,847.14/68,319.70
  6. Step 6: Final answer
    x = 52,587.88

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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.