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Finding the Fourth Proportional to 29,494.76, 40,702.76 and 16,246.76

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Solution

The fourth proportional to 29,494.76, 40,702.76 and 16,246.76 is: 22,420.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,494.76 : 40,702.76 = 16,246.76 : x
  2. Step 2: Convert to fraction form
    29,494.76/40,702.76 = 16,246.76/x
  3. Step 3: Cross multiply
    29,494.76x = 40,702.76 × 16,246.76
  4. Step 4: Simplify right side
    29,494.76x = 661,287,973.06
  5. Step 5: Solve for x
    x = 661,287,973.06/29,494.76
  6. Step 6: Final answer
    x = 22,420.52

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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.