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Finding the Fourth Proportional to 110,980.47, 166,454.24 and 40,843.38

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Solution

The fourth proportional to 110,980.47, 166,454.24 and 40,843.38 is: 61,259.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,980.47 : 166,454.24 = 40,843.38 : x
  2. Step 2: Convert to fraction form
    110,980.47/166,454.24 = 40,843.38/x
  3. Step 3: Cross multiply
    110,980.47x = 166,454.24 × 40,843.38
  4. Step 4: Simplify right side
    110,980.47x = 6,798,553,572.71
  5. Step 5: Solve for x
    x = 6,798,553,572.71/110,980.47
  6. Step 6: Final answer
    x = 61,259.01

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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.