Home / 293,645.76-405,259.56-164,606.16

Finding the Fourth Proportional to 293,645.76, 405,259.56 and 164,606.16

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Solution

The fourth proportional to 293,645.76, 405,259.56 and 164,606.16 is: 227,172.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,645.76 : 405,259.56 = 164,606.16 : x
  2. Step 2: Convert to fraction form
    293,645.76/405,259.56 = 164,606.16/x
  3. Step 3: Cross multiply
    293,645.76x = 405,259.56 × 164,606.16
  4. Step 4: Simplify right side
    293,645.76x = 66,708,219,974.89
  5. Step 5: Solve for x
    x = 66,708,219,974.89/293,645.76
  6. Step 6: Final answer
    x = 227,172.43

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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.