Home / 52,821.39-79,178.76-33,113.79

Finding the Fourth Proportional to 52,821.39, 79,178.76 and 33,113.79

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Solution

The fourth proportional to 52,821.39, 79,178.76 and 33,113.79 is: 49,637.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,821.39 : 79,178.76 = 33,113.79 : x
  2. Step 2: Convert to fraction form
    52,821.39/79,178.76 = 33,113.79/x
  3. Step 3: Cross multiply
    52,821.39x = 79,178.76 × 33,113.79
  4. Step 4: Simplify right side
    52,821.39x = 2,621,908,831.10
  5. Step 5: Solve for x
    x = 2,621,908,831.10/52,821.39
  6. Step 6: Final answer
    x = 49,637.26

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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.