Home / 89,511.58-123,529.16-49,228.46

Finding the Fourth Proportional to 89,511.58, 123,529.16 and 49,228.46

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Solution

The fourth proportional to 89,511.58, 123,529.16 and 49,228.46 is: 67,937.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,511.58 : 123,529.16 = 49,228.46 : x
  2. Step 2: Convert to fraction form
    89,511.58/123,529.16 = 49,228.46/x
  3. Step 3: Cross multiply
    89,511.58x = 123,529.16 × 49,228.46
  4. Step 4: Simplify right side
    89,511.58x = 6,081,150,065.75
  5. Step 5: Solve for x
    x = 6,081,150,065.75/89,511.58
  6. Step 6: Final answer
    x = 67,937.02

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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.