Home / 114,560.28-171,784.89-39,684.69

Finding the Fourth Proportional to 114,560.28, 171,784.89 and 39,684.69

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Solution

The fourth proportional to 114,560.28, 171,784.89 and 39,684.69 is: 59,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,560.28 : 171,784.89 = 39,684.69 : x
  2. Step 2: Convert to fraction form
    114,560.28/171,784.89 = 39,684.69/x
  3. Step 3: Cross multiply
    114,560.28x = 171,784.89 × 39,684.69
  4. Step 4: Simplify right side
    114,560.28x = 6,817,230,106.33
  5. Step 5: Solve for x
    x = 6,817,230,106.33/114,560.28
  6. Step 6: Final answer
    x = 59,507.80

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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.