Home / 153,316.40-230,003.82-53,505.09

Finding the Fourth Proportional to 153,316.40, 230,003.82 and 53,505.09

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Solution

The fourth proportional to 153,316.40, 230,003.82 and 53,505.09 is: 80,267.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,316.40 : 230,003.82 = 53,505.09 : x
  2. Step 2: Convert to fraction form
    153,316.40/230,003.82 = 53,505.09/x
  3. Step 3: Cross multiply
    153,316.40x = 230,003.82 × 53,505.09
  4. Step 4: Simplify right side
    153,316.40x = 12,306,375,089.44
  5. Step 5: Solve for x
    x = 12,306,375,089.44/153,316.40
  6. Step 6: Final answer
    x = 80,267.83

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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.