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Finding the Fourth Proportional to 158,570.88, 237,826.04 and 79,663.20

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Solution

The fourth proportional to 158,570.88, 237,826.04 and 79,663.20 is: 119,479.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,570.88 : 237,826.04 = 79,663.20 : x
  2. Step 2: Convert to fraction form
    158,570.88/237,826.04 = 79,663.20/x
  3. Step 3: Cross multiply
    158,570.88x = 237,826.04 × 79,663.20
  4. Step 4: Simplify right side
    158,570.88x = 18,945,983,389.73
  5. Step 5: Solve for x
    x = 18,945,983,389.73/158,570.88
  6. Step 6: Final answer
    x = 119,479.59

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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.