Home / 114,910.80-172,418.40-51,696.24

Finding the Fourth Proportional to 114,910.80, 172,418.40 and 51,696.24

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Solution

The fourth proportional to 114,910.80, 172,418.40 and 51,696.24 is: 77,567.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,910.80 : 172,418.40 = 51,696.24 : x
  2. Step 2: Convert to fraction form
    114,910.80/172,418.40 = 51,696.24/x
  3. Step 3: Cross multiply
    114,910.80x = 172,418.40 × 51,696.24
  4. Step 4: Simplify right side
    114,910.80x = 8,913,382,986.82
  5. Step 5: Solve for x
    x = 8,913,382,986.82/114,910.80
  6. Step 6: Final answer
    x = 77,567.84

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1.5x scale

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.