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Finding the Fourth Proportional to 174,885.80, 262,199.10 and 74,964.20

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Solution

The fourth proportional to 174,885.80, 262,199.10 and 74,964.20 is: 112,390.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,885.80 : 262,199.10 = 74,964.20 : x
  2. Step 2: Convert to fraction form
    174,885.80/262,199.10 = 74,964.20/x
  3. Step 3: Cross multiply
    174,885.80x = 262,199.10 × 74,964.20
  4. Step 4: Simplify right side
    174,885.80x = 19,655,545,772.22
  5. Step 5: Solve for x
    x = 19,655,545,772.22/174,885.80
  6. Step 6: Final answer
    x = 112,390.75

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1.5x scale

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.