Home / 157,865.00-236,834.48-107,968.60

Finding the Fourth Proportional to 157,865.00, 236,834.48 and 107,968.60

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Solution

The fourth proportional to 157,865.00, 236,834.48 and 107,968.60 is: 161,978.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,865.00 : 236,834.48 = 107,968.60 : x
  2. Step 2: Convert to fraction form
    157,865.00/236,834.48 = 107,968.60/x
  3. Step 3: Cross multiply
    157,865.00x = 236,834.48 × 107,968.60
  4. Step 4: Simplify right side
    157,865.00x = 25,570,686,471.10
  5. Step 5: Solve for x
    x = 25,570,686,471.10/157,865.00
  6. Step 6: Final answer
    x = 161,978.19

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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.