Home / 195,659.77-293,621.18-69,299.57

Finding the Fourth Proportional to 195,659.77, 293,621.18 and 69,299.57

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Solution

The fourth proportional to 195,659.77, 293,621.18 and 69,299.57 is: 103,995.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,659.77 : 293,621.18 = 69,299.57 : x
  2. Step 2: Convert to fraction form
    195,659.77/293,621.18 = 69,299.57/x
  3. Step 3: Cross multiply
    195,659.77x = 293,621.18 × 69,299.57
  4. Step 4: Simplify right side
    195,659.77x = 20,347,819,702.29
  5. Step 5: Solve for x
    x = 20,347,819,702.29/195,659.77
  6. Step 6: Final answer
    x = 103,995.93

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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.