Home / 198,060.71-273,358.71-117,532.63

Finding the Fourth Proportional to 198,060.71, 273,358.71 and 117,532.63

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Solution

The fourth proportional to 198,060.71, 273,358.71 and 117,532.63 is: 162,215.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,060.71 : 273,358.71 = 117,532.63 : x
  2. Step 2: Convert to fraction form
    198,060.71/273,358.71 = 117,532.63/x
  3. Step 3: Cross multiply
    198,060.71x = 273,358.71 × 117,532.63
  4. Step 4: Simplify right side
    198,060.71x = 32,128,569,304.51
  5. Step 5: Solve for x
    x = 32,128,569,304.51/198,060.71
  6. Step 6: Final answer
    x = 162,215.77

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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.