Home / 107,680.38-161,521.93-37,559.69

Finding the Fourth Proportional to 107,680.38, 161,521.93 and 37,559.69

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Solution

The fourth proportional to 107,680.38, 161,521.93 and 37,559.69 is: 56,340.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,680.38 : 161,521.93 = 37,559.69 : x
  2. Step 2: Convert to fraction form
    107,680.38/161,521.93 = 37,559.69/x
  3. Step 3: Cross multiply
    107,680.38x = 161,521.93 × 37,559.69
  4. Step 4: Simplify right side
    107,680.38x = 6,066,713,619.00
  5. Step 5: Solve for x
    x = 6,066,713,619.00/107,680.38
  6. Step 6: Final answer
    x = 56,340.01

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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.