Home / 238,867.72-329,599.76-136,873.56

Finding the Fourth Proportional to 238,867.72, 329,599.76 and 136,873.56

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Solution

The fourth proportional to 238,867.72, 329,599.76 and 136,873.56 is: 188,863.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,867.72 : 329,599.76 = 136,873.56 : x
  2. Step 2: Convert to fraction form
    238,867.72/329,599.76 = 136,873.56/x
  3. Step 3: Cross multiply
    238,867.72x = 329,599.76 × 136,873.56
  4. Step 4: Simplify right side
    238,867.72x = 45,113,492,526.35
  5. Step 5: Solve for x
    x = 45,113,492,526.35/238,867.72
  6. Step 6: Final answer
    x = 188,863.91

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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.