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Finding the Fourth Proportional to 160,271.12, 240,388.32 and 41,953.88

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Solution

The fourth proportional to 160,271.12, 240,388.32 and 41,953.88 is: 62,926.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,271.12 : 240,388.32 = 41,953.88 : x
  2. Step 2: Convert to fraction form
    160,271.12/240,388.32 = 41,953.88/x
  3. Step 3: Cross multiply
    160,271.12x = 240,388.32 × 41,953.88
  4. Step 4: Simplify right side
    160,271.12x = 10,085,222,730.68
  5. Step 5: Solve for x
    x = 10,085,222,730.68/160,271.12
  6. Step 6: Final answer
    x = 62,926.01

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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.