Home / 70,891.27-97,834.31-39,060.16

Finding the Fourth Proportional to 70,891.27, 97,834.31 and 39,060.16

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Solution

The fourth proportional to 70,891.27, 97,834.31 and 39,060.16 is: 53,905.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,891.27 : 97,834.31 = 39,060.16 : x
  2. Step 2: Convert to fraction form
    70,891.27/97,834.31 = 39,060.16/x
  3. Step 3: Cross multiply
    70,891.27x = 97,834.31 × 39,060.16
  4. Step 4: Simplify right side
    70,891.27x = 3,821,423,802.09
  5. Step 5: Solve for x
    x = 3,821,423,802.09/70,891.27
  6. Step 6: Final answer
    x = 53,905.42

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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.