Home / 197,247.27-272,134.75-112,304.19

Finding the Fourth Proportional to 197,247.27, 272,134.75 and 112,304.19

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Solution

The fourth proportional to 197,247.27, 272,134.75 and 112,304.19 is: 154,941.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,247.27 : 272,134.75 = 112,304.19 : x
  2. Step 2: Convert to fraction form
    197,247.27/272,134.75 = 112,304.19/x
  3. Step 3: Cross multiply
    197,247.27x = 272,134.75 × 112,304.19
  4. Step 4: Simplify right side
    197,247.27x = 30,561,872,669.60
  5. Step 5: Solve for x
    x = 30,561,872,669.60/197,247.27
  6. Step 6: Final answer
    x = 154,941.93

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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.