Home / 134,033.17-185,007.29-86,286.52

Finding the Fourth Proportional to 134,033.17, 185,007.29 and 86,286.52

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Solution

The fourth proportional to 134,033.17, 185,007.29 and 86,286.52 is: 119,102.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,033.17 : 185,007.29 = 86,286.52 : x
  2. Step 2: Convert to fraction form
    134,033.17/185,007.29 = 86,286.52/x
  3. Step 3: Cross multiply
    134,033.17x = 185,007.29 × 86,286.52
  4. Step 4: Simplify right side
    134,033.17x = 15,963,634,473.25
  5. Step 5: Solve for x
    x = 15,963,634,473.25/134,033.17
  6. Step 6: Final answer
    x = 119,102.12

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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.