Home / 107,873.13-161,881.68-37,752.45

Finding the Fourth Proportional to 107,873.13, 161,881.68 and 37,752.45

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Solution

The fourth proportional to 107,873.13, 161,881.68 and 37,752.45 is: 56,653.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,873.13 : 161,881.68 = 37,752.45 : x
  2. Step 2: Convert to fraction form
    107,873.13/161,881.68 = 37,752.45/x
  3. Step 3: Cross multiply
    107,873.13x = 161,881.68 × 37,752.45
  4. Step 4: Simplify right side
    107,873.13x = 6,111,430,030.12
  5. Step 5: Solve for x
    x = 6,111,430,030.12/107,873.13
  6. Step 6: Final answer
    x = 56,653.87

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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.