Home / 167,540.16-251,310.08-42,880.96

Finding the Fourth Proportional to 167,540.16, 251,310.08 and 42,880.96

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Solution

The fourth proportional to 167,540.16, 251,310.08 and 42,880.96 is: 64,321.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,540.16 : 251,310.08 = 42,880.96 : x
  2. Step 2: Convert to fraction form
    167,540.16/251,310.08 = 42,880.96/x
  3. Step 3: Cross multiply
    167,540.16x = 251,310.08 × 42,880.96
  4. Step 4: Simplify right side
    167,540.16x = 10,776,417,488.08
  5. Step 5: Solve for x
    x = 10,776,417,488.08/167,540.16
  6. Step 6: Final answer
    x = 64,321.40

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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.