Home / 107,502.39-161,287.59-48,343.23

Finding the Fourth Proportional to 107,502.39, 161,287.59 and 48,343.23

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Solution

The fourth proportional to 107,502.39, 161,287.59 and 48,343.23 is: 72,530.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,502.39 : 161,287.59 = 48,343.23 : x
  2. Step 2: Convert to fraction form
    107,502.39/161,287.59 = 48,343.23/x
  3. Step 3: Cross multiply
    107,502.39x = 161,287.59 × 48,343.23
  4. Step 4: Simplify right side
    107,502.39x = 7,797,163,059.52
  5. Step 5: Solve for x
    x = 7,797,163,059.52/107,502.39
  6. Step 6: Final answer
    x = 72,530.14

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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.