Home / 111,484.31-167,252-48,315.04

Finding the Fourth Proportional to 111,484.31, 167,252 and 48,315.04

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Solution

The fourth proportional to 111,484.31, 167,252 and 48,315.04 is: 72,483.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,484.31 : 167,252 = 48,315.04 : x
  2. Step 2: Convert to fraction form
    111,484.31/167,252 = 48,315.04/x
  3. Step 3: Cross multiply
    111,484.31x = 167,252 × 48,315.04
  4. Step 4: Simplify right side
    111,484.31x = 8,080,787,070.08
  5. Step 5: Solve for x
    x = 8,080,787,070.08/111,484.31
  6. Step 6: Final answer
    x = 72,483.63

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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.