Home / 101,109.10-151,788.45-63,669.10

Finding the Fourth Proportional to 101,109.10, 151,788.45 and 63,669.10

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Solution

The fourth proportional to 101,109.10, 151,788.45 and 63,669.10 is: 95,582.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,109.10 : 151,788.45 = 63,669.10 : x
  2. Step 2: Convert to fraction form
    101,109.10/151,788.45 = 63,669.10/x
  3. Step 3: Cross multiply
    101,109.10x = 151,788.45 × 63,669.10
  4. Step 4: Simplify right side
    101,109.10x = 9,664,234,001.90
  5. Step 5: Solve for x
    x = 9,664,234,001.90/101,109.10
  6. Step 6: Final answer
    x = 95,582.24

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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.