Home / 74,084.68-111,170.46-27,370.12

Finding the Fourth Proportional to 74,084.68, 111,170.46 and 27,370.12

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Solution

The fourth proportional to 74,084.68, 111,170.46 and 27,370.12 is: 41,071.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,084.68 : 111,170.46 = 27,370.12 : x
  2. Step 2: Convert to fraction form
    74,084.68/111,170.46 = 27,370.12/x
  3. Step 3: Cross multiply
    74,084.68x = 111,170.46 × 27,370.12
  4. Step 4: Simplify right side
    74,084.68x = 3,042,748,830.66
  5. Step 5: Solve for x
    x = 3,042,748,830.66/74,084.68
  6. Step 6: Final answer
    x = 41,071.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.