Home / 213,286.15-294,201.48-127,184.77

Finding the Fourth Proportional to 213,286.15, 294,201.48 and 127,184.77

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Solution

The fourth proportional to 213,286.15, 294,201.48 and 127,184.77 is: 175,435.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,286.15 : 294,201.48 = 127,184.77 : x
  2. Step 2: Convert to fraction form
    213,286.15/294,201.48 = 127,184.77/x
  3. Step 3: Cross multiply
    213,286.15x = 294,201.48 × 127,184.77
  4. Step 4: Simplify right side
    213,286.15x = 37,417,947,567.46
  5. Step 5: Solve for x
    x = 37,417,947,567.46/213,286.15
  6. Step 6: Final answer
    x = 175,435.43

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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.