Home / 195,089.95-269,222.52-137,028.25

Finding the Fourth Proportional to 195,089.95, 269,222.52 and 137,028.25

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Solution

The fourth proportional to 195,089.95, 269,222.52 and 137,028.25 is: 189,097.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,089.95 : 269,222.52 = 137,028.25 : x
  2. Step 2: Convert to fraction form
    195,089.95/269,222.52 = 137,028.25/x
  3. Step 3: Cross multiply
    195,089.95x = 269,222.52 × 137,028.25
  4. Step 4: Simplify right side
    195,089.95x = 36,891,090,776.19
  5. Step 5: Solve for x
    x = 36,891,090,776.19/195,089.95
  6. Step 6: Final answer
    x = 189,097.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.