Home / 89,192.39-123,089.22-48,907.70

Finding the Fourth Proportional to 89,192.39, 123,089.22 and 48,907.70

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Solution

The fourth proportional to 89,192.39, 123,089.22 and 48,907.70 is: 67,494.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,192.39 : 123,089.22 = 48,907.70 : x
  2. Step 2: Convert to fraction form
    89,192.39/123,089.22 = 48,907.70/x
  3. Step 3: Cross multiply
    89,192.39x = 123,089.22 × 48,907.70
  4. Step 4: Simplify right side
    89,192.39x = 6,020,010,491.13
  5. Step 5: Solve for x
    x = 6,020,010,491.13/89,192.39
  6. Step 6: Final answer
    x = 67,494.66

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1.5x scale

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.