Home / 197,031.06-271,903.17-112,148.13

Finding the Fourth Proportional to 197,031.06, 271,903.17 and 112,148.13

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Solution

The fourth proportional to 197,031.06, 271,903.17 and 112,148.13 is: 154,764.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,031.06 : 271,903.17 = 112,148.13 : x
  2. Step 2: Convert to fraction form
    197,031.06/271,903.17 = 112,148.13/x
  3. Step 3: Cross multiply
    197,031.06x = 271,903.17 × 112,148.13
  4. Step 4: Simplify right side
    197,031.06x = 30,493,432,056.57
  5. Step 5: Solve for x
    x = 30,493,432,056.57/197,031.06
  6. Step 6: Final answer
    x = 154,764.59

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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.