Home / 259,618.77-358,218.30-195,156.95

Finding the Fourth Proportional to 259,618.77, 358,218.30 and 195,156.95

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Solution

The fourth proportional to 259,618.77, 358,218.30 and 195,156.95 is: 269,274.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,618.77 : 358,218.30 = 195,156.95 : x
  2. Step 2: Convert to fraction form
    259,618.77/358,218.30 = 195,156.95/x
  3. Step 3: Cross multiply
    259,618.77x = 358,218.30 × 195,156.95
  4. Step 4: Simplify right side
    259,618.77x = 69,908,788,705.17
  5. Step 5: Solve for x
    x = 69,908,788,705.17/259,618.77
  6. Step 6: Final answer
    x = 269,274.79

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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.