Home / 132,646.41-198,844.54-66,023.56

Finding the Fourth Proportional to 132,646.41, 198,844.54 and 66,023.56

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Solution

The fourth proportional to 132,646.41, 198,844.54 and 66,023.56 is: 98,973.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,646.41 : 198,844.54 = 66,023.56 : x
  2. Step 2: Convert to fraction form
    132,646.41/198,844.54 = 66,023.56/x
  3. Step 3: Cross multiply
    132,646.41x = 198,844.54 × 66,023.56
  4. Step 4: Simplify right side
    132,646.41x = 13,128,424,417.36
  5. Step 5: Solve for x
    x = 13,128,424,417.36/132,646.41
  6. Step 6: Final answer
    x = 98,973.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.