Home / 88,114.92-121,596.66-47,828.76

Finding the Fourth Proportional to 88,114.92, 121,596.66 and 47,828.76

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Solution

The fourth proportional to 88,114.92, 121,596.66 and 47,828.76 is: 66,002.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,114.92 : 121,596.66 = 47,828.76 : x
  2. Step 2: Convert to fraction form
    88,114.92/121,596.66 = 47,828.76/x
  3. Step 3: Cross multiply
    88,114.92x = 121,596.66 × 47,828.76
  4. Step 4: Simplify right side
    88,114.92x = 5,815,817,467.94
  5. Step 5: Solve for x
    x = 5,815,817,467.94/88,114.92
  6. Step 6: Final answer
    x = 66,002.64

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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.