Home / 109,260.04-163,924.08-39,139.96

Finding the Fourth Proportional to 109,260.04, 163,924.08 and 39,139.96

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Solution

The fourth proportional to 109,260.04, 163,924.08 and 39,139.96 is: 58,722.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,260.04 : 163,924.08 = 39,139.96 : x
  2. Step 2: Convert to fraction form
    109,260.04/163,924.08 = 39,139.96/x
  3. Step 3: Cross multiply
    109,260.04x = 163,924.08 × 39,139.96
  4. Step 4: Simplify right side
    109,260.04x = 6,415,981,934.24
  5. Step 5: Solve for x
    x = 6,415,981,934.24/109,260.04
  6. Step 6: Final answer
    x = 58,722.13

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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.