Home / 51,362.77-70,879.27-28,701.95

Finding the Fourth Proportional to 51,362.77, 70,879.27 and 28,701.95

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Solution

The fourth proportional to 51,362.77, 70,879.27 and 28,701.95 is: 39,607.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,362.77 : 70,879.27 = 28,701.95 : x
  2. Step 2: Convert to fraction form
    51,362.77/70,879.27 = 28,701.95/x
  3. Step 3: Cross multiply
    51,362.77x = 70,879.27 × 28,701.95
  4. Step 4: Simplify right side
    51,362.77x = 2,034,373,240.88
  5. Step 5: Solve for x
    x = 2,034,373,240.88/51,362.77
  6. Step 6: Final answer
    x = 39,607.93

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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.