Home / 106,235.39-159,335.27-31,354.13

Finding the Fourth Proportional to 106,235.39, 159,335.27 and 31,354.13

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Solution

The fourth proportional to 106,235.39, 159,335.27 and 31,354.13 is: 47,025.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,235.39 : 159,335.27 = 31,354.13 : x
  2. Step 2: Convert to fraction form
    106,235.39/159,335.27 = 31,354.13/x
  3. Step 3: Cross multiply
    106,235.39x = 159,335.27 × 31,354.13
  4. Step 4: Simplify right side
    106,235.39x = 4,995,818,612.39
  5. Step 5: Solve for x
    x = 4,995,818,612.39/106,235.39
  6. Step 6: Final answer
    x = 47,025.94

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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.