Home / 114,927.40-172,488.30-51,844.60

Finding the Fourth Proportional to 114,927.40, 172,488.30 and 51,844.60

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Solution

The fourth proportional to 114,927.40, 172,488.30 and 51,844.60 is: 77,810.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,927.40 : 172,488.30 = 51,844.60 : x
  2. Step 2: Convert to fraction form
    114,927.40/172,488.30 = 51,844.60/x
  3. Step 3: Cross multiply
    114,927.40x = 172,488.30 × 51,844.60
  4. Step 4: Simplify right side
    114,927.40x = 8,942,586,918.18
  5. Step 5: Solve for x
    x = 8,942,586,918.18/114,927.40
  6. Step 6: Final answer
    x = 77,810.75

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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.