Home / 89,276.07-123,201.20-48,990.16

Finding the Fourth Proportional to 89,276.07, 123,201.20 and 48,990.16

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Solution

The fourth proportional to 89,276.07, 123,201.20 and 48,990.16 is: 67,606.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,276.07 : 123,201.20 = 48,990.16 : x
  2. Step 2: Convert to fraction form
    89,276.07/123,201.20 = 48,990.16/x
  3. Step 3: Cross multiply
    89,276.07x = 123,201.20 × 48,990.16
  4. Step 4: Simplify right side
    89,276.07x = 6,035,646,500.19
  5. Step 5: Solve for x
    x = 6,035,646,500.19/89,276.07
  6. Step 6: Final answer
    x = 67,606.54

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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.