Home / 212,454.33-293,149.66-127,573.21

Finding the Fourth Proportional to 212,454.33, 293,149.66 and 127,573.21

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Solution

The fourth proportional to 212,454.33, 293,149.66 and 127,573.21 is: 176,028.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,454.33 : 293,149.66 = 127,573.21 : x
  2. Step 2: Convert to fraction form
    212,454.33/293,149.66 = 127,573.21/x
  3. Step 3: Cross multiply
    212,454.33x = 293,149.66 × 127,573.21
  4. Step 4: Simplify right side
    212,454.33x = 37,398,043,136.61
  5. Step 5: Solve for x
    x = 37,398,043,136.61/212,454.33
  6. Step 6: Final answer
    x = 176,028.62

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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.