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Finding the Fourth Proportional to 29,677.52, 40,955.04 and 16,248.88

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Solution

The fourth proportional to 29,677.52, 40,955.04 and 16,248.88 is: 22,423.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,677.52 : 40,955.04 = 16,248.88 : x
  2. Step 2: Convert to fraction form
    29,677.52/40,955.04 = 16,248.88/x
  3. Step 3: Cross multiply
    29,677.52x = 40,955.04 × 16,248.88
  4. Step 4: Simplify right side
    29,677.52x = 665,473,530.36
  5. Step 5: Solve for x
    x = 665,473,530.36/29,677.52
  6. Step 6: Final answer
    x = 22,423.49

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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.