Home / 195,420.74-293,193.39-87,333.39

Finding the Fourth Proportional to 195,420.74, 293,193.39 and 87,333.39

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Solution

The fourth proportional to 195,420.74, 293,193.39 and 87,333.39 is: 131,027.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,420.74 : 293,193.39 = 87,333.39 : x
  2. Step 2: Convert to fraction form
    195,420.74/293,193.39 = 87,333.39/x
  3. Step 3: Cross multiply
    195,420.74x = 293,193.39 × 87,333.39
  4. Step 4: Simplify right side
    195,420.74x = 25,605,572,510.54
  5. Step 5: Solve for x
    x = 25,605,572,510.54/195,420.74
  6. Step 6: Final answer
    x = 131,027.91

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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.