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Finding the Fourth Proportional to 71,672.63, 107,508.95 and 24,925.50

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Solution

The fourth proportional to 71,672.63, 107,508.95 and 24,925.50 is: 37,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,672.63 : 107,508.95 = 24,925.50 : x
  2. Step 2: Convert to fraction form
    71,672.63/107,508.95 = 24,925.50/x
  3. Step 3: Cross multiply
    71,672.63x = 107,508.95 × 24,925.50
  4. Step 4: Simplify right side
    71,672.63x = 2,679,714,208.60
  5. Step 5: Solve for x
    x = 2,679,714,208.60/71,672.63
  6. Step 6: Final answer
    x = 37,388.25

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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.