Home / 164,394.40-226,876.28-92,780.68

Finding the Fourth Proportional to 164,394.40, 226,876.28 and 92,780.68

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Solution

The fourth proportional to 164,394.40, 226,876.28 and 92,780.68 is: 128,044.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,394.40 : 226,876.28 = 92,780.68 : x
  2. Step 2: Convert to fraction form
    164,394.40/226,876.28 = 92,780.68/x
  3. Step 3: Cross multiply
    164,394.40x = 226,876.28 × 92,780.68
  4. Step 4: Simplify right side
    164,394.40x = 21,049,735,534.27
  5. Step 5: Solve for x
    x = 21,049,735,534.27/164,394.40
  6. Step 6: Final answer
    x = 128,044.12

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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.