Home / 114,129.96-171,161.42-43,001.25

Finding the Fourth Proportional to 114,129.96, 171,161.42 and 43,001.25

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Solution

The fourth proportional to 114,129.96, 171,161.42 and 43,001.25 is: 64,489.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,129.96 : 171,161.42 = 43,001.25 : x
  2. Step 2: Convert to fraction form
    114,129.96/171,161.42 = 43,001.25/x
  3. Step 3: Cross multiply
    114,129.96x = 171,161.42 × 43,001.25
  4. Step 4: Simplify right side
    114,129.96x = 7,360,154,796.77
  5. Step 5: Solve for x
    x = 7,360,154,796.77/114,129.96
  6. Step 6: Final answer
    x = 64,489.24

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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.