Home / 89,506.58-123,521.07-49,222.98

Finding the Fourth Proportional to 89,506.58, 123,521.07 and 49,222.98

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Solution

The fourth proportional to 89,506.58, 123,521.07 and 49,222.98 is: 67,928.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,506.58 : 123,521.07 = 49,222.98 : x
  2. Step 2: Convert to fraction form
    89,506.58/123,521.07 = 49,222.98/x
  3. Step 3: Cross multiply
    89,506.58x = 123,521.07 × 49,222.98
  4. Step 4: Simplify right side
    89,506.58x = 6,080,075,158.19
  5. Step 5: Solve for x
    x = 6,080,075,158.19/89,506.58
  6. Step 6: Final answer
    x = 67,928.81

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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.