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Finding the Fourth Proportional to 153,595.80, 230,393.79 and 48,422.97

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Solution

The fourth proportional to 153,595.80, 230,393.79 and 48,422.97 is: 72,634.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,595.80 : 230,393.79 = 48,422.97 : x
  2. Step 2: Convert to fraction form
    153,595.80/230,393.79 = 48,422.97/x
  3. Step 3: Cross multiply
    153,595.80x = 230,393.79 × 48,422.97
  4. Step 4: Simplify right side
    153,595.80x = 11,156,351,581.36
  5. Step 5: Solve for x
    x = 11,156,351,581.36/153,595.80
  6. Step 6: Final answer
    x = 72,634.48

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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.