Home / 89,873.13-124,025.32-49,586.87

Finding the Fourth Proportional to 89,873.13, 124,025.32 and 49,586.87

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Solution

The fourth proportional to 89,873.13, 124,025.32 and 49,586.87 is: 68,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,873.13 : 124,025.32 = 49,586.87 : x
  2. Step 2: Convert to fraction form
    89,873.13/124,025.32 = 49,586.87/x
  3. Step 3: Cross multiply
    89,873.13x = 124,025.32 × 49,586.87
  4. Step 4: Simplify right side
    89,873.13x = 6,150,027,605.64
  5. Step 5: Solve for x
    x = 6,150,027,605.64/89,873.13
  6. Step 6: Final answer
    x = 68,430.10

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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.