Home / 114,944.08-172,419.02-31,838.80

Finding the Fourth Proportional to 114,944.08, 172,419.02 and 31,838.80

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Solution

The fourth proportional to 114,944.08, 172,419.02 and 31,838.80 is: 47,759.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,944.08 : 172,419.02 = 31,838.80 : x
  2. Step 2: Convert to fraction form
    114,944.08/172,419.02 = 31,838.80/x
  3. Step 3: Cross multiply
    114,944.08x = 172,419.02 × 31,838.80
  4. Step 4: Simplify right side
    114,944.08x = 5,489,614,693.98
  5. Step 5: Solve for x
    x = 5,489,614,693.98/114,944.08
  6. Step 6: Final answer
    x = 47,759.00

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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.