Home / 183,771.40-253,644.06-112,136.08

Finding the Fourth Proportional to 183,771.40, 253,644.06 and 112,136.08

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Solution

The fourth proportional to 183,771.40, 253,644.06 and 112,136.08 is: 154,771.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,771.40 : 253,644.06 = 112,136.08 : x
  2. Step 2: Convert to fraction form
    183,771.40/253,644.06 = 112,136.08/x
  3. Step 3: Cross multiply
    183,771.40x = 253,644.06 × 112,136.08
  4. Step 4: Simplify right side
    183,771.40x = 28,442,650,603.68
  5. Step 5: Solve for x
    x = 28,442,650,603.68/183,771.40
  6. Step 6: Final answer
    x = 154,771.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.