Home / 195,698.41-293,455.08-75,811.51

Finding the Fourth Proportional to 195,698.41, 293,455.08 and 75,811.51

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Solution

The fourth proportional to 195,698.41, 293,455.08 and 75,811.51 is: 113,681.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,698.41 : 293,455.08 = 75,811.51 : x
  2. Step 2: Convert to fraction form
    195,698.41/293,455.08 = 75,811.51/x
  3. Step 3: Cross multiply
    195,698.41x = 293,455.08 × 75,811.51
  4. Step 4: Simplify right side
    195,698.41x = 22,247,272,187.86
  5. Step 5: Solve for x
    x = 22,247,272,187.86/195,698.41
  6. Step 6: Final answer
    x = 113,681.42

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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.