Home / 104,668.80-144,423.36-62,237.76

Finding the Fourth Proportional to 104,668.80, 144,423.36 and 62,237.76

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Solution

The fourth proportional to 104,668.80, 144,423.36 and 62,237.76 is: 85,876.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,668.80 : 144,423.36 = 62,237.76 : x
  2. Step 2: Convert to fraction form
    104,668.80/144,423.36 = 62,237.76/x
  3. Step 3: Cross multiply
    104,668.80x = 144,423.36 × 62,237.76
  4. Step 4: Simplify right side
    104,668.80x = 8,988,586,418.07
  5. Step 5: Solve for x
    x = 8,988,586,418.07/104,668.80
  6. Step 6: Final answer
    x = 85,876.46

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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.