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Finding the Fourth Proportional to 48,702.99, 72,995.70 and 23,705.58

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Solution

The fourth proportional to 48,702.99, 72,995.70 and 23,705.58 is: 35,529.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,702.99 : 72,995.70 = 23,705.58 : x
  2. Step 2: Convert to fraction form
    48,702.99/72,995.70 = 23,705.58/x
  3. Step 3: Cross multiply
    48,702.99x = 72,995.70 × 23,705.58
  4. Step 4: Simplify right side
    48,702.99x = 1,730,405,406.01
  5. Step 5: Solve for x
    x = 1,730,405,406.01/48,702.99
  6. Step 6: Final answer
    x = 35,529.76

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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.