Home / 174,851.70-262,277.55-161,438.10

Finding the Fourth Proportional to 174,851.70, 262,277.55 and 161,438.10

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Solution

The fourth proportional to 174,851.70, 262,277.55 and 161,438.10 is: 242,157.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,851.70 : 262,277.55 = 161,438.10 : x
  2. Step 2: Convert to fraction form
    174,851.70/262,277.55 = 161,438.10/x
  3. Step 3: Cross multiply
    174,851.70x = 262,277.55 × 161,438.10
  4. Step 4: Simplify right side
    174,851.70x = 42,341,589,344.66
  5. Step 5: Solve for x
    x = 42,341,589,344.66/174,851.70
  6. Step 6: Final answer
    x = 242,157.15

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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.