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Finding the Fourth Proportional to 52,051.95, 71,832.02 and 29,391.93

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Solution

The fourth proportional to 52,051.95, 71,832.02 and 29,391.93 is: 40,561.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,051.95 : 71,832.02 = 29,391.93 : x
  2. Step 2: Convert to fraction form
    52,051.95/71,832.02 = 29,391.93/x
  3. Step 3: Cross multiply
    52,051.95x = 71,832.02 × 29,391.93
  4. Step 4: Simplify right side
    52,051.95x = 2,111,281,556.64
  5. Step 5: Solve for x
    x = 2,111,281,556.64/52,051.95
  6. Step 6: Final answer
    x = 40,561.05

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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.