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Finding the Fourth Proportional to 70,941.05, 106,442.91 and 37,199.00

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Solution

The fourth proportional to 70,941.05, 106,442.91 and 37,199.00 is: 55,814.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,941.05 : 106,442.91 = 37,199.00 : x
  2. Step 2: Convert to fraction form
    70,941.05/106,442.91 = 37,199.00/x
  3. Step 3: Cross multiply
    70,941.05x = 106,442.91 × 37,199.00
  4. Step 4: Simplify right side
    70,941.05x = 3,959,570,075.20
  5. Step 5: Solve for x
    x = 3,959,570,075.20/70,941.05
  6. Step 6: Final answer
    x = 55,814.94

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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.