Home / 153,728.39-230,493.21-60,243.59

Finding the Fourth Proportional to 153,728.39, 230,493.21 and 60,243.59

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Solution

The fourth proportional to 153,728.39, 230,493.21 and 60,243.59 is: 90,326.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,728.39 : 230,493.21 = 60,243.59 : x
  2. Step 2: Convert to fraction form
    153,728.39/230,493.21 = 60,243.59/x
  3. Step 3: Cross multiply
    153,728.39x = 230,493.21 × 60,243.59
  4. Step 4: Simplify right side
    153,728.39x = 13,885,737,288.56
  5. Step 5: Solve for x
    x = 13,885,737,288.56/153,728.39
  6. Step 6: Final answer
    x = 90,326.44

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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.