Home / 146,944.50-202,783.41-87,328.50

Finding the Fourth Proportional to 146,944.50, 202,783.41 and 87,328.50

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Solution

The fourth proportional to 146,944.50, 202,783.41 and 87,328.50 is: 120,513.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,944.50 : 202,783.41 = 87,328.50 : x
  2. Step 2: Convert to fraction form
    146,944.50/202,783.41 = 87,328.50/x
  3. Step 3: Cross multiply
    146,944.50x = 202,783.41 × 87,328.50
  4. Step 4: Simplify right side
    146,944.50x = 17,708,771,020.19
  5. Step 5: Solve for x
    x = 17,708,771,020.19/146,944.50
  6. Step 6: Final answer
    x = 120,513.33

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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.