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Finding the Fourth Proportional to 67,519.98, 101,023.00 and 40,767.50

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Solution

The fourth proportional to 67,519.98, 101,023.00 and 40,767.50 is: 60,996.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,519.98 : 101,023.00 = 40,767.50 : x
  2. Step 2: Convert to fraction form
    67,519.98/101,023.00 = 40,767.50/x
  3. Step 3: Cross multiply
    67,519.98x = 101,023.00 × 40,767.50
  4. Step 4: Simplify right side
    67,519.98x = 4,118,455,303.14
  5. Step 5: Solve for x
    x = 4,118,455,303.14/67,519.98
  6. Step 6: Final answer
    x = 60,996.10

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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.