Home / 248,725.73-343,144.08-153,066.35

Finding the Fourth Proportional to 248,725.73, 343,144.08 and 153,066.35

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Solution

The fourth proportional to 248,725.73, 343,144.08 and 153,066.35 is: 211,171.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,725.73 : 343,144.08 = 153,066.35 : x
  2. Step 2: Convert to fraction form
    248,725.73/343,144.08 = 153,066.35/x
  3. Step 3: Cross multiply
    248,725.73x = 343,144.08 × 153,066.35
  4. Step 4: Simplify right side
    248,725.73x = 52,523,812,707.57
  5. Step 5: Solve for x
    x = 52,523,812,707.57/248,725.73
  6. Step 6: Final answer
    x = 211,171.61

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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.