Home / 175,420.49-263,134.78-57,101.05

Finding the Fourth Proportional to 175,420.49, 263,134.78 and 57,101.05

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Solution

The fourth proportional to 175,420.49, 263,134.78 and 57,101.05 is: 85,652.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,420.49 : 263,134.78 = 57,101.05 : x
  2. Step 2: Convert to fraction form
    175,420.49/263,134.78 = 57,101.05/x
  3. Step 3: Cross multiply
    175,420.49x = 263,134.78 × 57,101.05
  4. Step 4: Simplify right side
    175,420.49x = 15,025,272,415.68
  5. Step 5: Solve for x
    x = 15,025,272,415.68/175,420.49
  6. Step 6: Final answer
    x = 85,652.90

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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.