Home / 231,558.84-319,402.92-185,728.45

Finding the Fourth Proportional to 231,558.84, 319,402.92 and 185,728.45

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Solution

The fourth proportional to 231,558.84, 319,402.92 and 185,728.45 is: 256,186.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,558.84 : 319,402.92 = 185,728.45 : x
  2. Step 2: Convert to fraction form
    231,558.84/319,402.92 = 185,728.45/x
  3. Step 3: Cross multiply
    231,558.84x = 319,402.92 × 185,728.45
  4. Step 4: Simplify right side
    231,558.84x = 59,322,209,257.07
  5. Step 5: Solve for x
    x = 59,322,209,257.07/231,558.84
  6. Step 6: Final answer
    x = 256,186.33

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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.