Home / 89,150.70-123,027.48-48,866.16

Finding the Fourth Proportional to 89,150.70, 123,027.48 and 48,866.16

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Solution

The fourth proportional to 89,150.70, 123,027.48 and 48,866.16 is: 67,435.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,150.70 : 123,027.48 = 48,866.16 : x
  2. Step 2: Convert to fraction form
    89,150.70/123,027.48 = 48,866.16/x
  3. Step 3: Cross multiply
    89,150.70x = 123,027.48 × 48,866.16
  4. Step 4: Simplify right side
    89,150.70x = 6,011,880,522.08
  5. Step 5: Solve for x
    x = 6,011,880,522.08/89,150.70
  6. Step 6: Final answer
    x = 67,435.03

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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.