Home / 70,891.08-97,828.42-39,062.92

Finding the Fourth Proportional to 70,891.08, 97,828.42 and 39,062.92

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Solution

The fourth proportional to 70,891.08, 97,828.42 and 39,062.92 is: 53,906.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,891.08 : 97,828.42 = 39,062.92 : x
  2. Step 2: Convert to fraction form
    70,891.08/97,828.42 = 39,062.92/x
  3. Step 3: Cross multiply
    70,891.08x = 97,828.42 × 39,062.92
  4. Step 4: Simplify right side
    70,891.08x = 3,821,463,744.19
  5. Step 5: Solve for x
    x = 3,821,463,744.19/70,891.08
  6. Step 6: Final answer
    x = 53,906.13

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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.