Home / 238,554.28-329,222.10-143,059.24

Finding the Fourth Proportional to 238,554.28, 329,222.10 and 143,059.24

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Solution

The fourth proportional to 238,554.28, 329,222.10 and 143,059.24 is: 197,432.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,554.28 : 329,222.10 = 143,059.24 : x
  2. Step 2: Convert to fraction form
    238,554.28/329,222.10 = 143,059.24/x
  3. Step 3: Cross multiply
    238,554.28x = 329,222.10 × 143,059.24
  4. Step 4: Simplify right side
    238,554.28x = 47,098,263,417.20
  5. Step 5: Solve for x
    x = 47,098,263,417.20/238,554.28
  6. Step 6: Final answer
    x = 197,432.06

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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.