Home / 114,932.40-172,495.80-51,849.60

Finding the Fourth Proportional to 114,932.40, 172,495.80 and 51,849.60

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Solution

The fourth proportional to 114,932.40, 172,495.80 and 51,849.60 is: 77,818.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,932.40 : 172,495.80 = 51,849.60 : x
  2. Step 2: Convert to fraction form
    114,932.40/172,495.80 = 51,849.60/x
  3. Step 3: Cross multiply
    114,932.40x = 172,495.80 × 51,849.60
  4. Step 4: Simplify right side
    114,932.40x = 8,943,838,231.68
  5. Step 5: Solve for x
    x = 8,943,838,231.68/114,932.40
  6. Step 6: Final answer
    x = 77,818.25

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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.