Home / 105,423.17-158,033.25-38,826.98

Finding the Fourth Proportional to 105,423.17, 158,033.25 and 38,826.98

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Solution

The fourth proportional to 105,423.17, 158,033.25 and 38,826.98 is: 58,203.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,423.17 : 158,033.25 = 38,826.98 : x
  2. Step 2: Convert to fraction form
    105,423.17/158,033.25 = 38,826.98/x
  3. Step 3: Cross multiply
    105,423.17x = 158,033.25 × 38,826.98
  4. Step 4: Simplify right side
    105,423.17x = 6,135,953,046.92
  5. Step 5: Solve for x
    x = 6,135,953,046.92/105,423.17
  6. Step 6: Final answer
    x = 58,203.08

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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.