Home / 157,991.08-236,829.66-64,563.88

Finding the Fourth Proportional to 157,991.08, 236,829.66 and 64,563.88

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Solution

The fourth proportional to 157,991.08, 236,829.66 and 64,563.88 is: 96,781.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,991.08 : 236,829.66 = 64,563.88 : x
  2. Step 2: Convert to fraction form
    157,991.08/236,829.66 = 64,563.88/x
  3. Step 3: Cross multiply
    157,991.08x = 236,829.66 × 64,563.88
  4. Step 4: Simplify right side
    157,991.08x = 15,290,641,748.68
  5. Step 5: Solve for x
    x = 15,290,641,748.68/157,991.08
  6. Step 6: Final answer
    x = 96,781.68

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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.