Home / 163,742.42-225,952.45-92,108.65

Finding the Fourth Proportional to 163,742.42, 225,952.45 and 92,108.65

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Solution

The fourth proportional to 163,742.42, 225,952.45 and 92,108.65 is: 127,103.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,742.42 : 225,952.45 = 92,108.65 : x
  2. Step 2: Convert to fraction form
    163,742.42/225,952.45 = 92,108.65/x
  3. Step 3: Cross multiply
    163,742.42x = 225,952.45 × 92,108.65
  4. Step 4: Simplify right side
    163,742.42x = 20,812,174,673.15
  5. Step 5: Solve for x
    x = 20,812,174,673.15/163,742.42
  6. Step 6: Final answer
    x = 127,103.14

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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.