Home / 88,700.33-122,405.45-50,458.98

Finding the Fourth Proportional to 88,700.33, 122,405.45 and 50,458.98

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Solution

The fourth proportional to 88,700.33, 122,405.45 and 50,458.98 is: 69,632.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,700.33 : 122,405.45 = 50,458.98 : x
  2. Step 2: Convert to fraction form
    88,700.33/122,405.45 = 50,458.98/x
  3. Step 3: Cross multiply
    88,700.33x = 122,405.45 × 50,458.98
  4. Step 4: Simplify right side
    88,700.33x = 6,176,454,153.44
  5. Step 5: Solve for x
    x = 6,176,454,153.44/88,700.33
  6. Step 6: Final answer
    x = 69,632.82

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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.