Home / 134,366.24-185,363.37-86,634.92

Finding the Fourth Proportional to 134,366.24, 185,363.37 and 86,634.92

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Solution

The fourth proportional to 134,366.24, 185,363.37 and 86,634.92 is: 119,516.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,366.24 : 185,363.37 = 86,634.92 : x
  2. Step 2: Convert to fraction form
    134,366.24/185,363.37 = 86,634.92/x
  3. Step 3: Cross multiply
    134,366.24x = 185,363.37 × 86,634.92
  4. Step 4: Simplify right side
    134,366.24x = 16,058,940,730.88
  5. Step 5: Solve for x
    x = 16,058,940,730.88/134,366.24
  6. Step 6: Final answer
    x = 119,516.19

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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.