Home / 114,859.06-171,919.96-61,417.55

Finding the Fourth Proportional to 114,859.06, 171,919.96 and 61,417.55

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Solution

The fourth proportional to 114,859.06, 171,919.96 and 61,417.55 is: 91,929.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,859.06 : 171,919.96 = 61,417.55 : x
  2. Step 2: Convert to fraction form
    114,859.06/171,919.96 = 61,417.55/x
  3. Step 3: Cross multiply
    114,859.06x = 171,919.96 × 61,417.55
  4. Step 4: Simplify right side
    114,859.06x = 10,558,902,739.30
  5. Step 5: Solve for x
    x = 10,558,902,739.30/114,859.06
  6. Step 6: Final answer
    x = 91,929.21

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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.