Home / 116,842.48-161,242.40-63,127.33

Finding the Fourth Proportional to 116,842.48, 161,242.40 and 63,127.33

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Solution

The fourth proportional to 116,842.48, 161,242.40 and 63,127.33 is: 87,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,842.48 : 161,242.40 = 63,127.33 : x
  2. Step 2: Convert to fraction form
    116,842.48/161,242.40 = 63,127.33/x
  3. Step 3: Cross multiply
    116,842.48x = 161,242.40 × 63,127.33
  4. Step 4: Simplify right side
    116,842.48x = 10,178,801,949.50
  5. Step 5: Solve for x
    x = 10,178,801,949.50/116,842.48
  6. Step 6: Final answer
    x = 87,115.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.