Home / 51,828.15-77,645.03-48,328.95

Finding the Fourth Proportional to 51,828.15, 77,645.03 and 48,328.95

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Solution

The fourth proportional to 51,828.15, 77,645.03 and 48,328.95 is: 72,402.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,828.15 : 77,645.03 = 48,328.95 : x
  2. Step 2: Convert to fraction form
    51,828.15/77,645.03 = 48,328.95/x
  3. Step 3: Cross multiply
    51,828.15x = 77,645.03 × 48,328.95
  4. Step 4: Simplify right side
    51,828.15x = 3,752,502,530.97
  5. Step 5: Solve for x
    x = 3,752,502,530.97/51,828.15
  6. Step 6: Final answer
    x = 72,402.79

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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.