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Finding the Fourth Proportional to 72,047.17, 108,070.76 and 24,662.88

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Solution

The fourth proportional to 72,047.17, 108,070.76 and 24,662.88 is: 36,994.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,047.17 : 108,070.76 = 24,662.88 : x
  2. Step 2: Convert to fraction form
    72,047.17/108,070.76 = 24,662.88/x
  3. Step 3: Cross multiply
    72,047.17x = 108,070.76 × 24,662.88
  4. Step 4: Simplify right side
    72,047.17x = 2,665,336,108.32
  5. Step 5: Solve for x
    x = 2,665,336,108.32/72,047.17
  6. Step 6: Final answer
    x = 36,994.32

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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.