Home / 472,161.15-708,033.76-135,125.11

Finding the Fourth Proportional to 472,161.15, 708,033.76 and 135,125.11

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Solution

The fourth proportional to 472,161.15, 708,033.76 and 135,125.11 is: 202,628.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,161.15 : 708,033.76 = 135,125.11 : x
  2. Step 2: Convert to fraction form
    472,161.15/708,033.76 = 135,125.11/x
  3. Step 3: Cross multiply
    472,161.15x = 708,033.76 × 135,125.11
  4. Step 4: Simplify right side
    472,161.15x = 95,673,140,250.94
  5. Step 5: Solve for x
    x = 95,673,140,250.94/472,161.15
  6. Step 6: Final answer
    x = 202,628.15

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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.