Home / 165,618.93-248,428.48-53,299.14

Finding the Fourth Proportional to 165,618.93, 248,428.48 and 53,299.14

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Solution

The fourth proportional to 165,618.93, 248,428.48 and 53,299.14 is: 79,948.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,618.93 : 248,428.48 = 53,299.14 : x
  2. Step 2: Convert to fraction form
    165,618.93/248,428.48 = 53,299.14/x
  3. Step 3: Cross multiply
    165,618.93x = 248,428.48 × 53,299.14
  4. Step 4: Simplify right side
    165,618.93x = 13,241,024,144.25
  5. Step 5: Solve for x
    x = 13,241,024,144.25/165,618.93
  6. Step 6: Final answer
    x = 79,948.73

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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.