Home / 213,344.56-294,403.29-127,400.53

Finding the Fourth Proportional to 213,344.56, 294,403.29 and 127,400.53

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Solution

The fourth proportional to 213,344.56, 294,403.29 and 127,400.53 is: 175,805.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,344.56 : 294,403.29 = 127,400.53 : x
  2. Step 2: Convert to fraction form
    213,344.56/294,403.29 = 127,400.53/x
  3. Step 3: Cross multiply
    213,344.56x = 294,403.29 × 127,400.53
  4. Step 4: Simplify right side
    213,344.56x = 37,507,135,179.74
  5. Step 5: Solve for x
    x = 37,507,135,179.74/213,344.56
  6. Step 6: Final answer
    x = 175,805.44

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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.