Home / 197,718.76-272,849.34-112,837.24

Finding the Fourth Proportional to 197,718.76, 272,849.34 and 112,837.24

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Solution

The fourth proportional to 197,718.76, 272,849.34 and 112,837.24 is: 155,713.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,718.76 : 272,849.34 = 112,837.24 : x
  2. Step 2: Convert to fraction form
    197,718.76/272,849.34 = 112,837.24/x
  3. Step 3: Cross multiply
    197,718.76x = 272,849.34 × 112,837.24
  4. Step 4: Simplify right side
    197,718.76x = 30,787,566,461.42
  5. Step 5: Solve for x
    x = 30,787,566,461.42/197,718.76
  6. Step 6: Final answer
    x = 155,713.94

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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.