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Finding the Fourth Proportional to 160,870, 241,271.56 and 60,995.76

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Solution

The fourth proportional to 160,870, 241,271.56 and 60,995.76 is: 91,480.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,870 : 241,271.56 = 60,995.76 : x
  2. Step 2: Convert to fraction form
    160,870/241,271.56 = 60,995.76/x
  3. Step 3: Cross multiply
    160,870x = 241,271.56 × 60,995.76
  4. Step 4: Simplify right side
    160,870x = 14,716,542,168.59
  5. Step 5: Solve for x
    x = 14,716,542,168.59/160,870
  6. Step 6: Final answer
    x = 91,480.96

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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.