Home / 114,871.47-172,307.28-35,991.84

Finding the Fourth Proportional to 114,871.47, 172,307.28 and 35,991.84

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Solution

The fourth proportional to 114,871.47, 172,307.28 and 35,991.84 is: 53,987.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,871.47 : 172,307.28 = 35,991.84 : x
  2. Step 2: Convert to fraction form
    114,871.47/172,307.28 = 35,991.84/x
  3. Step 3: Cross multiply
    114,871.47x = 172,307.28 × 35,991.84
  4. Step 4: Simplify right side
    114,871.47x = 6,201,656,530.04
  5. Step 5: Solve for x
    x = 6,201,656,530.04/114,871.47
  6. Step 6: Final answer
    x = 53,987.79

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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.