Home / 152,569.39-228,822.78-57,766.95

Finding the Fourth Proportional to 152,569.39, 228,822.78 and 57,766.95

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Solution

The fourth proportional to 152,569.39, 228,822.78 and 57,766.95 is: 86,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,569.39 : 228,822.78 = 57,766.95 : x
  2. Step 2: Convert to fraction form
    152,569.39/228,822.78 = 57,766.95/x
  3. Step 3: Cross multiply
    152,569.39x = 228,822.78 × 57,766.95
  4. Step 4: Simplify right side
    152,569.39x = 13,218,394,091.12
  5. Step 5: Solve for x
    x = 13,218,394,091.12/152,569.39
  6. Step 6: Final answer
    x = 86,638.57

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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.