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Finding the Fourth Proportional to 32,702.40, 48,956.40 and 29,203.20

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Solution

The fourth proportional to 32,702.40, 48,956.40 and 29,203.20 is: 43,718.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,702.40 : 48,956.40 = 29,203.20 : x
  2. Step 2: Convert to fraction form
    32,702.40/48,956.40 = 29,203.20/x
  3. Step 3: Cross multiply
    32,702.40x = 48,956.40 × 29,203.20
  4. Step 4: Simplify right side
    32,702.40x = 1,429,683,540.48
  5. Step 5: Solve for x
    x = 1,429,683,540.48/32,702.40
  6. Step 6: Final answer
    x = 43,718.00

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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.