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Finding the Fourth Proportional to 164,851.20, 227,498.76 and 93,227.76

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Solution

The fourth proportional to 164,851.20, 227,498.76 and 93,227.76 is: 128,656.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,851.20 : 227,498.76 = 93,227.76 : x
  2. Step 2: Convert to fraction form
    164,851.20/227,498.76 = 93,227.76/x
  3. Step 3: Cross multiply
    164,851.20x = 227,498.76 × 93,227.76
  4. Step 4: Simplify right side
    164,851.20x = 21,209,199,797.58
  5. Step 5: Solve for x
    x = 21,209,199,797.58/164,851.20
  6. Step 6: Final answer
    x = 128,656.63

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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.