Home / 169,741.28-254,612.64-57,422.18

Finding the Fourth Proportional to 169,741.28, 254,612.64 and 57,422.18

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Solution

The fourth proportional to 169,741.28, 254,612.64 and 57,422.18 is: 86,133.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,741.28 : 254,612.64 = 57,422.18 : x
  2. Step 2: Convert to fraction form
    169,741.28/254,612.64 = 57,422.18/x
  3. Step 3: Cross multiply
    169,741.28x = 254,612.64 × 57,422.18
  4. Step 4: Simplify right side
    169,741.28x = 14,620,412,844.36
  5. Step 5: Solve for x
    x = 14,620,412,844.36/169,741.28
  6. Step 6: Final answer
    x = 86,133.51

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1.5x scale

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.