Home / 198,254.70-272,900.06-171,116.90

Finding the Fourth Proportional to 198,254.70, 272,900.06 and 171,116.90

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Solution

The fourth proportional to 198,254.70, 272,900.06 and 171,116.90 is: 235,544.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,254.70 : 272,900.06 = 171,116.90 : x
  2. Step 2: Convert to fraction form
    198,254.70/272,900.06 = 171,116.90/x
  3. Step 3: Cross multiply
    198,254.70x = 272,900.06 × 171,116.90
  4. Step 4: Simplify right side
    198,254.70x = 46,697,810,698.62
  5. Step 5: Solve for x
    x = 46,697,810,698.62/198,254.70
  6. Step 6: Final answer
    x = 235,544.53

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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.