Home / 107,564.67-161,345.70-48,358.53

Finding the Fourth Proportional to 107,564.67, 161,345.70 and 48,358.53

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Solution

The fourth proportional to 107,564.67, 161,345.70 and 48,358.53 is: 72,537.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,564.67 : 161,345.70 = 48,358.53 : x
  2. Step 2: Convert to fraction form
    107,564.67/161,345.70 = 48,358.53/x
  3. Step 3: Cross multiply
    107,564.67x = 161,345.70 × 48,358.53
  4. Step 4: Simplify right side
    107,564.67x = 7,802,440,873.82
  5. Step 5: Solve for x
    x = 7,802,440,873.82/107,564.67
  6. Step 6: Final answer
    x = 72,537.21

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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.