Home / 197,447.12-296,170.72-157,818.72

Finding the Fourth Proportional to 197,447.12, 296,170.72 and 157,818.72

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Solution

The fourth proportional to 197,447.12, 296,170.72 and 157,818.72 is: 236,728.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,447.12 : 296,170.72 = 157,818.72 : x
  2. Step 2: Convert to fraction form
    197,447.12/296,170.72 = 157,818.72/x
  3. Step 3: Cross multiply
    197,447.12x = 296,170.72 × 157,818.72
  4. Step 4: Simplify right side
    197,447.12x = 46,741,283,931.88
  5. Step 5: Solve for x
    x = 46,741,283,931.88/197,447.12
  6. Step 6: Final answer
    x = 236,728.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.