Home / 147,009.69-202,861.94-83,357.73

Finding the Fourth Proportional to 147,009.69, 202,861.94 and 83,357.73

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Solution

The fourth proportional to 147,009.69, 202,861.94 and 83,357.73 is: 115,027.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,009.69 : 202,861.94 = 83,357.73 : x
  2. Step 2: Convert to fraction form
    147,009.69/202,861.94 = 83,357.73/x
  3. Step 3: Cross multiply
    147,009.69x = 202,861.94 × 83,357.73
  4. Step 4: Simplify right side
    147,009.69x = 16,910,110,405.01
  5. Step 5: Solve for x
    x = 16,910,110,405.01/147,009.69
  6. Step 6: Final answer
    x = 115,027.18

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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.