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Finding the Fourth Proportional to 73,642.50, 101,623.01 and 44,929.01

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Solution

The fourth proportional to 73,642.50, 101,623.01 and 44,929.01 is: 61,999.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,642.50 : 101,623.01 = 44,929.01 : x
  2. Step 2: Convert to fraction form
    73,642.50/101,623.01 = 44,929.01/x
  3. Step 3: Cross multiply
    73,642.50x = 101,623.01 × 44,929.01
  4. Step 4: Simplify right side
    73,642.50x = 4,565,821,261.93
  5. Step 5: Solve for x
    x = 4,565,821,261.93/73,642.50
  6. Step 6: Final answer
    x = 61,999.81

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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.