Home / 74,065.08-111,097.08-29,691.18

Finding the Fourth Proportional to 74,065.08, 111,097.08 and 29,691.18

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Solution

The fourth proportional to 74,065.08, 111,097.08 and 29,691.18 is: 44,536.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,065.08 : 111,097.08 = 29,691.18 : x
  2. Step 2: Convert to fraction form
    74,065.08/111,097.08 = 29,691.18/x
  3. Step 3: Cross multiply
    74,065.08x = 111,097.08 × 29,691.18
  4. Step 4: Simplify right side
    74,065.08x = 3,298,603,399.75
  5. Step 5: Solve for x
    x = 3,298,603,399.75/74,065.08
  6. Step 6: Final answer
    x = 44,536.55

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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.