Home / 147,234.33-203,184.32-83,573.19

Finding the Fourth Proportional to 147,234.33, 203,184.32 and 83,573.19

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Solution

The fourth proportional to 147,234.33, 203,184.32 and 83,573.19 is: 115,331.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,234.33 : 203,184.32 = 83,573.19 : x
  2. Step 2: Convert to fraction form
    147,234.33/203,184.32 = 83,573.19/x
  3. Step 3: Cross multiply
    147,234.33x = 203,184.32 × 83,573.19
  4. Step 4: Simplify right side
    147,234.33x = 16,980,761,362.51
  5. Step 5: Solve for x
    x = 16,980,761,362.51/147,234.33
  6. Step 6: Final answer
    x = 115,331.54

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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.