Home / 112,007.42-167,952.78-52,827.20

Finding the Fourth Proportional to 112,007.42, 167,952.78 and 52,827.20

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Solution

The fourth proportional to 112,007.42, 167,952.78 and 52,827.20 is: 79,213.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,007.42 : 167,952.78 = 52,827.20 : x
  2. Step 2: Convert to fraction form
    112,007.42/167,952.78 = 52,827.20/x
  3. Step 3: Cross multiply
    112,007.42x = 167,952.78 × 52,827.20
  4. Step 4: Simplify right side
    112,007.42x = 8,872,475,099.62
  5. Step 5: Solve for x
    x = 8,872,475,099.62/112,007.42
  6. Step 6: Final answer
    x = 79,213.28

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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.