Home / 224,098.80-309,256.41-122,124.29

Finding the Fourth Proportional to 224,098.80, 309,256.41 and 122,124.29

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Solution

The fourth proportional to 224,098.80, 309,256.41 and 122,124.29 is: 168,531.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,098.80 : 309,256.41 = 122,124.29 : x
  2. Step 2: Convert to fraction form
    224,098.80/309,256.41 = 122,124.29/x
  3. Step 3: Cross multiply
    224,098.80x = 309,256.41 × 122,124.29
  4. Step 4: Simplify right side
    224,098.80x = 37,767,720,730.31
  5. Step 5: Solve for x
    x = 37,767,720,730.31/224,098.80
  6. Step 6: Final answer
    x = 168,531.56

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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.