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Finding the Fourth Proportional to 8,701.58, 12,008.05 and 4,925.46

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Solution

The fourth proportional to 8,701.58, 12,008.05 and 4,925.46 is: 6,797.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.58 : 12,008.05 = 4,925.46 : x
  2. Step 2: Convert to fraction form
    8,701.58/12,008.05 = 4,925.46/x
  3. Step 3: Cross multiply
    8,701.58x = 12,008.05 × 4,925.46
  4. Step 4: Simplify right side
    8,701.58x = 59,145,135.12
  5. Step 5: Solve for x
    x = 59,145,135.12/8,701.58
  6. Step 6: Final answer
    x = 6,797.06

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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.