Home / 89,518.98-123,533.72-49,232.74

Finding the Fourth Proportional to 89,518.98, 123,533.72 and 49,232.74

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Solution

The fourth proportional to 89,518.98, 123,533.72 and 49,232.74 is: 67,939.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,518.98 : 123,533.72 = 49,232.74 : x
  2. Step 2: Convert to fraction form
    89,518.98/123,533.72 = 49,232.74/x
  3. Step 3: Cross multiply
    89,518.98x = 123,533.72 × 49,232.74
  4. Step 4: Simplify right side
    89,518.98x = 6,081,903,517.99
  5. Step 5: Solve for x
    x = 6,081,903,517.99/89,518.98
  6. Step 6: Final answer
    x = 67,939.82

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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.