Home / 169,730.24-254,667.36-90,824

Finding the Fourth Proportional to 169,730.24, 254,667.36 and 90,824

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Solution

The fourth proportional to 169,730.24, 254,667.36 and 90,824 is: 136,274.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,730.24 : 254,667.36 = 90,824 : x
  2. Step 2: Convert to fraction form
    169,730.24/254,667.36 = 90,824/x
  3. Step 3: Cross multiply
    169,730.24x = 254,667.36 × 90,824
  4. Step 4: Simplify right side
    169,730.24x = 23,129,908,304.64
  5. Step 5: Solve for x
    x = 23,129,908,304.64/169,730.24
  6. Step 6: Final answer
    x = 136,274.53

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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.