Home / 165,939.60-228,983.04-94,303.20

Finding the Fourth Proportional to 165,939.60, 228,983.04 and 94,303.20

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Solution

The fourth proportional to 165,939.60, 228,983.04 and 94,303.20 is: 130,130.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,939.60 : 228,983.04 = 94,303.20 : x
  2. Step 2: Convert to fraction form
    165,939.60/228,983.04 = 94,303.20/x
  3. Step 3: Cross multiply
    165,939.60x = 228,983.04 × 94,303.20
  4. Step 4: Simplify right side
    165,939.60x = 21,593,833,417.73
  5. Step 5: Solve for x
    x = 21,593,833,417.73/165,939.60
  6. Step 6: Final answer
    x = 130,130.68

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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.