Home / 235,343.41-324,775.07-127,915.54

Finding the Fourth Proportional to 235,343.41, 324,775.07 and 127,915.54

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Solution

The fourth proportional to 235,343.41, 324,775.07 and 127,915.54 is: 176,524.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,343.41 : 324,775.07 = 127,915.54 : x
  2. Step 2: Convert to fraction form
    235,343.41/324,775.07 = 127,915.54/x
  3. Step 3: Cross multiply
    235,343.41x = 324,775.07 × 127,915.54
  4. Step 4: Simplify right side
    235,343.41x = 41,543,777,485.76
  5. Step 5: Solve for x
    x = 41,543,777,485.76/235,343.41
  6. Step 6: Final answer
    x = 176,524.08

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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.