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Finding the Fourth Proportional to 73,566, 101,521.08 and 40,032.24

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Solution

The fourth proportional to 73,566, 101,521.08 and 40,032.24 is: 55,244.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,566 : 101,521.08 = 40,032.24 : x
  2. Step 2: Convert to fraction form
    73,566/101,521.08 = 40,032.24/x
  3. Step 3: Cross multiply
    73,566x = 101,521.08 × 40,032.24
  4. Step 4: Simplify right side
    73,566x = 4,064,116,239.62
  5. Step 5: Solve for x
    x = 4,064,116,239.62/73,566
  6. Step 6: Final answer
    x = 55,244.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.