Home / 192,928.14-289,412.25-52,686.75

Finding the Fourth Proportional to 192,928.14, 289,412.25 and 52,686.75

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Solution

The fourth proportional to 192,928.14, 289,412.25 and 52,686.75 is: 79,035.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,928.14 : 289,412.25 = 52,686.75 : x
  2. Step 2: Convert to fraction form
    192,928.14/289,412.25 = 52,686.75/x
  3. Step 3: Cross multiply
    192,928.14x = 289,412.25 × 52,686.75
  4. Step 4: Simplify right side
    192,928.14x = 15,248,190,862.69
  5. Step 5: Solve for x
    x = 15,248,190,862.69/192,928.14
  6. Step 6: Final answer
    x = 79,035.60

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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.