Home / 68,970.32-95,176.91-38,754.89

Finding the Fourth Proportional to 68,970.32, 95,176.91 and 38,754.89

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Solution

The fourth proportional to 68,970.32, 95,176.91 and 38,754.89 is: 53,480.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,970.32 : 95,176.91 = 38,754.89 : x
  2. Step 2: Convert to fraction form
    68,970.32/95,176.91 = 38,754.89/x
  3. Step 3: Cross multiply
    68,970.32x = 95,176.91 × 38,754.89
  4. Step 4: Simplify right side
    68,970.32x = 3,688,570,007.93
  5. Step 5: Solve for x
    x = 3,688,570,007.93/68,970.32
  6. Step 6: Final answer
    x = 53,480.54

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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.