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Finding the Fourth Proportional to 52,872.40, 72,925.66 and 44,902

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Solution

The fourth proportional to 52,872.40, 72,925.66 and 44,902 is: 61,932.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,872.40 : 72,925.66 = 44,902 : x
  2. Step 2: Convert to fraction form
    52,872.40/72,925.66 = 44,902/x
  3. Step 3: Cross multiply
    52,872.40x = 72,925.66 × 44,902
  4. Step 4: Simplify right side
    52,872.40x = 3,274,507,985.32
  5. Step 5: Solve for x
    x = 3,274,507,985.32/52,872.40
  6. Step 6: Final answer
    x = 61,932.27

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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.