Home / 154,943.99-232,514.30-66,198.17

Finding the Fourth Proportional to 154,943.99, 232,514.30 and 66,198.17

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Solution

The fourth proportional to 154,943.99, 232,514.30 and 66,198.17 is: 99,339.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,943.99 : 232,514.30 = 66,198.17 : x
  2. Step 2: Convert to fraction form
    154,943.99/232,514.30 = 66,198.17/x
  3. Step 3: Cross multiply
    154,943.99x = 232,514.30 × 66,198.17
  4. Step 4: Simplify right side
    154,943.99x = 15,392,020,827.84
  5. Step 5: Solve for x
    x = 15,392,020,827.84/154,943.99
  6. Step 6: Final answer
    x = 99,339.26

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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.