Home / 74,110.12-111,166.84-26,729.04

Finding the Fourth Proportional to 74,110.12, 111,166.84 and 26,729.04

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Solution

The fourth proportional to 74,110.12, 111,166.84 and 26,729.04 is: 40,094.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,110.12 : 111,166.84 = 26,729.04 : x
  2. Step 2: Convert to fraction form
    74,110.12/111,166.84 = 26,729.04/x
  3. Step 3: Cross multiply
    74,110.12x = 111,166.84 × 26,729.04
  4. Step 4: Simplify right side
    74,110.12x = 2,971,382,913.03
  5. Step 5: Solve for x
    x = 2,971,382,913.03/74,110.12
  6. Step 6: Final answer
    x = 40,094.16

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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.