Home / 153,537.03-211,877.91-85,553.73

Finding the Fourth Proportional to 153,537.03, 211,877.91 and 85,553.73

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Solution

The fourth proportional to 153,537.03, 211,877.91 and 85,553.73 is: 118,062.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,537.03 : 211,877.91 = 85,553.73 : x
  2. Step 2: Convert to fraction form
    153,537.03/211,877.91 = 85,553.73/x
  3. Step 3: Cross multiply
    153,537.03x = 211,877.91 × 85,553.73
  4. Step 4: Simplify right side
    153,537.03x = 18,126,945,505.10
  5. Step 5: Solve for x
    x = 18,126,945,505.10/153,537.03
  6. Step 6: Final answer
    x = 118,062.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.