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Finding the Fourth Proportional to 51,343.80, 77,014.62 and 23,641.80

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Solution

The fourth proportional to 51,343.80, 77,014.62 and 23,641.80 is: 35,462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,343.80 : 77,014.62 = 23,641.80 : x
  2. Step 2: Convert to fraction form
    51,343.80/77,014.62 = 23,641.80/x
  3. Step 3: Cross multiply
    51,343.80x = 77,014.62 × 23,641.80
  4. Step 4: Simplify right side
    51,343.80x = 1,820,764,243.12
  5. Step 5: Solve for x
    x = 1,820,764,243.12/51,343.80
  6. Step 6: Final answer
    x = 35,462.20

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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.