Home / 153,387.41-230,091.63-52,144.26

Finding the Fourth Proportional to 153,387.41, 230,091.63 and 52,144.26

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Solution

The fourth proportional to 153,387.41, 230,091.63 and 52,144.26 is: 78,219.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,387.41 : 230,091.63 = 52,144.26 : x
  2. Step 2: Convert to fraction form
    153,387.41/230,091.63 = 52,144.26/x
  3. Step 3: Cross multiply
    153,387.41x = 230,091.63 × 52,144.26
  4. Step 4: Simplify right side
    153,387.41x = 11,997,957,778.54
  5. Step 5: Solve for x
    x = 11,997,957,778.54/153,387.41
  6. Step 6: Final answer
    x = 78,219.96

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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.