Home / 313,217.66-432,240.63-169,977.71

Finding the Fourth Proportional to 313,217.66, 432,240.63 and 169,977.71

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Solution

The fourth proportional to 313,217.66, 432,240.63 and 169,977.71 is: 234,569.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,217.66 : 432,240.63 = 169,977.71 : x
  2. Step 2: Convert to fraction form
    313,217.66/432,240.63 = 169,977.71/x
  3. Step 3: Cross multiply
    313,217.66x = 432,240.63 × 169,977.71
  4. Step 4: Simplify right side
    313,217.66x = 73,471,270,295.15
  5. Step 5: Solve for x
    x = 73,471,270,295.15/313,217.66
  6. Step 6: Final answer
    x = 234,569.37

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1.5x scale

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.