Home / 195,688.20-293,655.84-83,368.47

Finding the Fourth Proportional to 195,688.20, 293,655.84 and 83,368.47

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Solution

The fourth proportional to 195,688.20, 293,655.84 and 83,368.47 is: 125,105.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,688.20 : 293,655.84 = 83,368.47 : x
  2. Step 2: Convert to fraction form
    195,688.20/293,655.84 = 83,368.47/x
  3. Step 3: Cross multiply
    195,688.20x = 293,655.84 × 83,368.47
  4. Step 4: Simplify right side
    195,688.20x = 24,481,638,087.36
  5. Step 5: Solve for x
    x = 24,481,638,087.36/195,688.20
  6. Step 6: Final answer
    x = 125,105.34

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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.