Home / 52,712.34-72,737.79-30,049.50

Finding the Fourth Proportional to 52,712.34, 72,737.79 and 30,049.50

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Solution

The fourth proportional to 52,712.34, 72,737.79 and 30,049.50 is: 41,465.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,712.34 : 72,737.79 = 30,049.50 : x
  2. Step 2: Convert to fraction form
    52,712.34/72,737.79 = 30,049.50/x
  3. Step 3: Cross multiply
    52,712.34x = 72,737.79 × 30,049.50
  4. Step 4: Simplify right side
    52,712.34x = 2,185,734,220.61
  5. Step 5: Solve for x
    x = 2,185,734,220.61/52,712.34
  6. Step 6: Final answer
    x = 41,465.32

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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.