Home / 248,703.91-343,266.75-158,042.16

Finding the Fourth Proportional to 248,703.91, 343,266.75 and 158,042.16

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Solution

The fourth proportional to 248,703.91, 343,266.75 and 158,042.16 is: 218,133.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,703.91 : 343,266.75 = 158,042.16 : x
  2. Step 2: Convert to fraction form
    248,703.91/343,266.75 = 158,042.16/x
  3. Step 3: Cross multiply
    248,703.91x = 343,266.75 × 158,042.16
  4. Step 4: Simplify right side
    248,703.91x = 54,250,618,626.18
  5. Step 5: Solve for x
    x = 54,250,618,626.18/248,703.91
  6. Step 6: Final answer
    x = 218,133.36

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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.