Home / 197,126.04-272,037.42-112,251

Finding the Fourth Proportional to 197,126.04, 272,037.42 and 112,251

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Solution

The fourth proportional to 197,126.04, 272,037.42 and 112,251 is: 154,908.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,126.04 : 272,037.42 = 112,251 : x
  2. Step 2: Convert to fraction form
    197,126.04/272,037.42 = 112,251/x
  3. Step 3: Cross multiply
    197,126.04x = 272,037.42 × 112,251
  4. Step 4: Simplify right side
    197,126.04x = 30,536,472,432.42
  5. Step 5: Solve for x
    x = 30,536,472,432.42/197,126.04
  6. Step 6: Final answer
    x = 154,908.36

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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.