Home / 237,011.36-327,074.84-129,581.20

Finding the Fourth Proportional to 237,011.36, 327,074.84 and 129,581.20

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Solution

The fourth proportional to 237,011.36, 327,074.84 and 129,581.20 is: 178,821.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,011.36 : 327,074.84 = 129,581.20 : x
  2. Step 2: Convert to fraction form
    237,011.36/327,074.84 = 129,581.20/x
  3. Step 3: Cross multiply
    237,011.36x = 327,074.84 × 129,581.20
  4. Step 4: Simplify right side
    237,011.36x = 42,382,750,257.01
  5. Step 5: Solve for x
    x = 42,382,750,257.01/237,011.36
  6. Step 6: Final answer
    x = 178,821.60

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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.