Home / 88,174.84-132,121.02-79,222.60

Finding the Fourth Proportional to 88,174.84, 132,121.02 and 79,222.60

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Solution

The fourth proportional to 88,174.84, 132,121.02 and 79,222.60 is: 118,707.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,174.84 : 132,121.02 = 79,222.60 : x
  2. Step 2: Convert to fraction form
    88,174.84/132,121.02 = 79,222.60/x
  3. Step 3: Cross multiply
    88,174.84x = 132,121.02 × 79,222.60
  4. Step 4: Simplify right side
    88,174.84x = 10,466,970,719.05
  5. Step 5: Solve for x
    x = 10,466,970,719.05/88,174.84
  6. Step 6: Final answer
    x = 118,707.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.