Home / 134,336.21-185,258.14-83,357.24

Finding the Fourth Proportional to 134,336.21, 185,258.14 and 83,357.24

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Solution

The fourth proportional to 134,336.21, 185,258.14 and 83,357.24 is: 114,954.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,336.21 : 185,258.14 = 83,357.24 : x
  2. Step 2: Convert to fraction form
    134,336.21/185,258.14 = 83,357.24/x
  3. Step 3: Cross multiply
    134,336.21x = 185,258.14 × 83,357.24
  4. Step 4: Simplify right side
    134,336.21x = 15,442,606,103.25
  5. Step 5: Solve for x
    x = 15,442,606,103.25/134,336.21
  6. Step 6: Final answer
    x = 114,954.91

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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.