Home / 74,065.03-111,115.09-24,145.40

Finding the Fourth Proportional to 74,065.03, 111,115.09 and 24,145.40

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Solution

The fourth proportional to 74,065.03, 111,115.09 and 24,145.40 is: 36,223.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,065.03 : 111,115.09 = 24,145.40 : x
  2. Step 2: Convert to fraction form
    74,065.03/111,115.09 = 24,145.40/x
  3. Step 3: Cross multiply
    74,065.03x = 111,115.09 × 24,145.40
  4. Step 4: Simplify right side
    74,065.03x = 2,682,918,294.09
  5. Step 5: Solve for x
    x = 2,682,918,294.09/74,065.03
  6. Step 6: Final answer
    x = 36,223.82

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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.