Home / 235,344.87-324,778.10-127,915.16

Finding the Fourth Proportional to 235,344.87, 324,778.10 and 127,915.16

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Solution

The fourth proportional to 235,344.87, 324,778.10 and 127,915.16 is: 176,524.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,344.87 : 324,778.10 = 127,915.16 : x
  2. Step 2: Convert to fraction form
    235,344.87/324,778.10 = 127,915.16/x
  3. Step 3: Cross multiply
    235,344.87x = 324,778.10 × 127,915.16
  4. Step 4: Simplify right side
    235,344.87x = 41,544,040,362.53
  5. Step 5: Solve for x
    x = 41,544,040,362.53/235,344.87
  6. Step 6: Final answer
    x = 176,524.10

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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.