Home / 354,045.44-531,145.92-104,708

Finding the Fourth Proportional to 354,045.44, 531,145.92 and 104,708

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Solution

The fourth proportional to 354,045.44, 531,145.92 and 104,708 is: 157,085.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,045.44 : 531,145.92 = 104,708 : x
  2. Step 2: Convert to fraction form
    354,045.44/531,145.92 = 104,708/x
  3. Step 3: Cross multiply
    354,045.44x = 531,145.92 × 104,708
  4. Step 4: Simplify right side
    354,045.44x = 55,615,226,991.36
  5. Step 5: Solve for x
    x = 55,615,226,991.36/354,045.44
  6. Step 6: Final answer
    x = 157,085.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.