Home / 177,219.87-264,700-160,327.05

Finding the Fourth Proportional to 177,219.87, 264,700 and 160,327.05

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Solution

The fourth proportional to 177,219.87, 264,700 and 160,327.05 is: 239,468.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,219.87 : 264,700 = 160,327.05 : x
  2. Step 2: Convert to fraction form
    177,219.87/264,700 = 160,327.05/x
  3. Step 3: Cross multiply
    177,219.87x = 264,700 × 160,327.05
  4. Step 4: Simplify right side
    177,219.87x = 42,438,570,135
  5. Step 5: Solve for x
    x = 42,438,570,135/177,219.87
  6. Step 6: Final answer
    x = 239,468.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.