Home / 195,340.58-293,010.88-90,102.14

Finding the Fourth Proportional to 195,340.58, 293,010.88 and 90,102.14

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Solution

The fourth proportional to 195,340.58, 293,010.88 and 90,102.14 is: 135,153.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,340.58 : 293,010.88 = 90,102.14 : x
  2. Step 2: Convert to fraction form
    195,340.58/293,010.88 = 90,102.14/x
  3. Step 3: Cross multiply
    195,340.58x = 293,010.88 × 90,102.14
  4. Step 4: Simplify right side
    195,340.58x = 26,400,907,331.28
  5. Step 5: Solve for x
    x = 26,400,907,331.28/195,340.58
  6. Step 6: Final answer
    x = 135,153.21

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1.5x scale

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.