Home / 169,405.30-254,132.12-55,528.75

Finding the Fourth Proportional to 169,405.30, 254,132.12 and 55,528.75

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Solution

The fourth proportional to 169,405.30, 254,132.12 and 55,528.75 is: 83,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,405.30 : 254,132.12 = 55,528.75 : x
  2. Step 2: Convert to fraction form
    169,405.30/254,132.12 = 55,528.75/x
  3. Step 3: Cross multiply
    169,405.30x = 254,132.12 × 55,528.75
  4. Step 4: Simplify right side
    169,405.30x = 14,111,638,958.45
  5. Step 5: Solve for x
    x = 14,111,638,958.45/169,405.30
  6. Step 6: Final answer
    x = 83,301.05

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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.