Home / 235,184.31-324,560.39-127,760.49

Finding the Fourth Proportional to 235,184.31, 324,560.39 and 127,760.49

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Solution

The fourth proportional to 235,184.31, 324,560.39 and 127,760.49 is: 176,312.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,184.31 : 324,560.39 = 127,760.49 : x
  2. Step 2: Convert to fraction form
    235,184.31/324,560.39 = 127,760.49/x
  3. Step 3: Cross multiply
    235,184.31x = 324,560.39 × 127,760.49
  4. Step 4: Simplify right side
    235,184.31x = 41,465,993,822.19
  5. Step 5: Solve for x
    x = 41,465,993,822.19/235,184.31
  6. Step 6: Final answer
    x = 176,312.76

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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.