Home / 110,170.12-152,034.78-59,869

Finding the Fourth Proportional to 110,170.12, 152,034.78 and 59,869

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Solution

The fourth proportional to 110,170.12, 152,034.78 and 59,869 is: 82,619.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,170.12 : 152,034.78 = 59,869 : x
  2. Step 2: Convert to fraction form
    110,170.12/152,034.78 = 59,869/x
  3. Step 3: Cross multiply
    110,170.12x = 152,034.78 × 59,869
  4. Step 4: Simplify right side
    110,170.12x = 9,102,170,243.82
  5. Step 5: Solve for x
    x = 9,102,170,243.82/110,170.12
  6. Step 6: Final answer
    x = 82,619.23

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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.