Home / 89,009.46-122,829.09-48,724.92

Finding the Fourth Proportional to 89,009.46, 122,829.09 and 48,724.92

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Solution

The fourth proportional to 89,009.46, 122,829.09 and 48,724.92 is: 67,238.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,009.46 : 122,829.09 = 48,724.92 : x
  2. Step 2: Convert to fraction form
    89,009.46/122,829.09 = 48,724.92/x
  3. Step 3: Cross multiply
    89,009.46x = 122,829.09 × 48,724.92
  4. Step 4: Simplify right side
    89,009.46x = 5,984,837,583.92
  5. Step 5: Solve for x
    x = 5,984,837,583.92/89,009.46
  6. Step 6: Final answer
    x = 67,238.22

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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.