Home / 132,754.16-183,198.60-72,325.56

Finding the Fourth Proportional to 132,754.16, 183,198.60 and 72,325.56

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Solution

The fourth proportional to 132,754.16, 183,198.60 and 72,325.56 is: 99,808.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,754.16 : 183,198.60 = 72,325.56 : x
  2. Step 2: Convert to fraction form
    132,754.16/183,198.60 = 72,325.56/x
  3. Step 3: Cross multiply
    132,754.16x = 183,198.60 × 72,325.56
  4. Step 4: Simplify right side
    132,754.16x = 13,249,941,336.22
  5. Step 5: Solve for x
    x = 13,249,941,336.22/132,754.16
  6. Step 6: Final answer
    x = 99,808.11

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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.