Home / 161,517.06-240,618.09-154,230.51

Finding the Fourth Proportional to 161,517.06, 240,618.09 and 154,230.51

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Solution

The fourth proportional to 161,517.06, 240,618.09 and 154,230.51 is: 229,763.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,517.06 : 240,618.09 = 154,230.51 : x
  2. Step 2: Convert to fraction form
    161,517.06/240,618.09 = 154,230.51/x
  3. Step 3: Cross multiply
    161,517.06x = 240,618.09 × 154,230.51
  4. Step 4: Simplify right side
    161,517.06x = 37,110,651,025.11
  5. Step 5: Solve for x
    x = 37,110,651,025.11/161,517.06
  6. Step 6: Final answer
    x = 229,763.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.