Home / 192,681.26-289,016.46-52,441.10

Finding the Fourth Proportional to 192,681.26, 289,016.46 and 52,441.10

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Solution

The fourth proportional to 192,681.26, 289,016.46 and 52,441.10 is: 78,660.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,681.26 : 289,016.46 = 52,441.10 : x
  2. Step 2: Convert to fraction form
    192,681.26/289,016.46 = 52,441.10/x
  3. Step 3: Cross multiply
    192,681.26x = 289,016.46 × 52,441.10
  4. Step 4: Simplify right side
    192,681.26x = 15,156,341,080.51
  5. Step 5: Solve for x
    x = 15,156,341,080.51/192,681.26
  6. Step 6: Final answer
    x = 78,660.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.