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Finding the Fourth Proportional to 73,972.93, 102,053.95 and 47,110.63

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Solution

The fourth proportional to 73,972.93, 102,053.95 and 47,110.63 is: 64,994.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,972.93 : 102,053.95 = 47,110.63 : x
  2. Step 2: Convert to fraction form
    73,972.93/102,053.95 = 47,110.63/x
  3. Step 3: Cross multiply
    73,972.93x = 102,053.95 × 47,110.63
  4. Step 4: Simplify right side
    73,972.93x = 4,807,825,878.49
  5. Step 5: Solve for x
    x = 4,807,825,878.49/73,972.93
  6. Step 6: Final answer
    x = 64,994.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.