Home / 198,890.16-273,775.22-173,352.15

Finding the Fourth Proportional to 198,890.16, 273,775.22 and 173,352.15

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Solution

The fourth proportional to 198,890.16, 273,775.22 and 173,352.15 is: 238,621.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,890.16 : 273,775.22 = 173,352.15 : x
  2. Step 2: Convert to fraction form
    198,890.16/273,775.22 = 173,352.15/x
  3. Step 3: Cross multiply
    198,890.16x = 273,775.22 × 173,352.15
  4. Step 4: Simplify right side
    198,890.16x = 47,459,522,136.96
  5. Step 5: Solve for x
    x = 47,459,522,136.96/198,890.16
  6. Step 6: Final answer
    x = 238,621.77

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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.