Home / 111,582.31-167,373.24-40,504.91

Finding the Fourth Proportional to 111,582.31, 167,373.24 and 40,504.91

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Solution

The fourth proportional to 111,582.31, 167,373.24 and 40,504.91 is: 60,757.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,582.31 : 167,373.24 = 40,504.91 : x
  2. Step 2: Convert to fraction form
    111,582.31/167,373.24 = 40,504.91/x
  3. Step 3: Cross multiply
    111,582.31x = 167,373.24 × 40,504.91
  4. Step 4: Simplify right side
    111,582.31x = 6,779,437,975.32
  5. Step 5: Solve for x
    x = 6,779,437,975.32/111,582.31
  6. Step 6: Final answer
    x = 60,757.28

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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.