Home / 213,867.80-295,232.82-127,856.60

Finding the Fourth Proportional to 213,867.80, 295,232.82 and 127,856.60

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Solution

The fourth proportional to 213,867.80, 295,232.82 and 127,856.60 is: 176,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,867.80 : 295,232.82 = 127,856.60 : x
  2. Step 2: Convert to fraction form
    213,867.80/295,232.82 = 127,856.60/x
  3. Step 3: Cross multiply
    213,867.80x = 295,232.82 × 127,856.60
  4. Step 4: Simplify right side
    213,867.80x = 37,747,464,573.61
  5. Step 5: Solve for x
    x = 37,747,464,573.61/213,867.80
  6. Step 6: Final answer
    x = 176,499.05

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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.