Home / 144,429.54-216,648.75-39,250.74

Finding the Fourth Proportional to 144,429.54, 216,648.75 and 39,250.74

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Solution

The fourth proportional to 144,429.54, 216,648.75 and 39,250.74 is: 58,877.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,429.54 : 216,648.75 = 39,250.74 : x
  2. Step 2: Convert to fraction form
    144,429.54/216,648.75 = 39,250.74/x
  3. Step 3: Cross multiply
    144,429.54x = 216,648.75 × 39,250.74
  4. Step 4: Simplify right side
    144,429.54x = 8,503,623,757.58
  5. Step 5: Solve for x
    x = 8,503,623,757.58/144,429.54
  6. Step 6: Final answer
    x = 58,877.32

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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.