Home / 165,730.14-228,699.72-94,100.76

Finding the Fourth Proportional to 165,730.14, 228,699.72 and 94,100.76

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Solution

The fourth proportional to 165,730.14, 228,699.72 and 94,100.76 is: 129,854.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,730.14 : 228,699.72 = 94,100.76 : x
  2. Step 2: Convert to fraction form
    165,730.14/228,699.72 = 94,100.76/x
  3. Step 3: Cross multiply
    165,730.14x = 228,699.72 × 94,100.76
  4. Step 4: Simplify right side
    165,730.14x = 21,520,817,463.79
  5. Step 5: Solve for x
    x = 21,520,817,463.79/165,730.14
  6. Step 6: Final answer
    x = 129,854.58

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1.5x scale

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.