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Finding the Fourth Proportional to 69,079.16, 103,618.74 and 24,703.22

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Solution

The fourth proportional to 69,079.16, 103,618.74 and 24,703.22 is: 37,054.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,079.16 : 103,618.74 = 24,703.22 : x
  2. Step 2: Convert to fraction form
    69,079.16/103,618.74 = 24,703.22/x
  3. Step 3: Cross multiply
    69,079.16x = 103,618.74 × 24,703.22
  4. Step 4: Simplify right side
    69,079.16x = 2,559,716,882.03
  5. Step 5: Solve for x
    x = 2,559,716,882.03/69,079.16
  6. Step 6: Final answer
    x = 37,054.83

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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.