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Finding the Fourth Proportional to 159.04, 237.02 and 153.76

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Solution

The fourth proportional to 159.04, 237.02 and 153.76 is: 229.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    159.04 : 237.02 = 153.76 : x
  2. Step 2: Convert to fraction form
    159.04/237.02 = 153.76/x
  3. Step 3: Cross multiply
    159.04x = 237.02 × 153.76
  4. Step 4: Simplify right side
    159.04x = 36,444.20
  5. Step 5: Solve for x
    x = 36,444.20/159.04
  6. Step 6: Final answer
    x = 229.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.