Home / 153,337.05-230,103.97-74,408.22

Finding the Fourth Proportional to 153,337.05, 230,103.97 and 74,408.22

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Solution

The fourth proportional to 153,337.05, 230,103.97 and 74,408.22 is: 111,660.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,337.05 : 230,103.97 = 74,408.22 : x
  2. Step 2: Convert to fraction form
    153,337.05/230,103.97 = 74,408.22/x
  3. Step 3: Cross multiply
    153,337.05x = 230,103.97 × 74,408.22
  4. Step 4: Simplify right side
    153,337.05x = 17,121,626,636.61
  5. Step 5: Solve for x
    x = 17,121,626,636.61/153,337.05
  6. Step 6: Final answer
    x = 111,660.08

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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.