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Finding the Fourth Proportional to 48,970.81, 73,465.43 and 34,895.92

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Solution

The fourth proportional to 48,970.81, 73,465.43 and 34,895.92 is: 52,350.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,970.81 : 73,465.43 = 34,895.92 : x
  2. Step 2: Convert to fraction form
    48,970.81/73,465.43 = 34,895.92/x
  3. Step 3: Cross multiply
    48,970.81x = 73,465.43 × 34,895.92
  4. Step 4: Simplify right side
    48,970.81x = 2,563,643,768.05
  5. Step 5: Solve for x
    x = 2,563,643,768.05/48,970.81
  6. Step 6: Final answer
    x = 52,350.45

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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.