Home / 107,703.30-161,628.78-37,582.62

Finding the Fourth Proportional to 107,703.30, 161,628.78 and 37,582.62

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Solution

The fourth proportional to 107,703.30, 161,628.78 and 37,582.62 is: 56,399.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,703.30 : 161,628.78 = 37,582.62 : x
  2. Step 2: Convert to fraction form
    107,703.30/161,628.78 = 37,582.62/x
  3. Step 3: Cross multiply
    107,703.30x = 161,628.78 × 37,582.62
  4. Step 4: Simplify right side
    107,703.30x = 6,074,432,554.63
  5. Step 5: Solve for x
    x = 6,074,432,554.63/107,703.30
  6. Step 6: Final answer
    x = 56,399.69

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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.