Home / 55,972.92-77,246.14-30,822.42

Finding the Fourth Proportional to 55,972.92, 77,246.14 and 30,822.42

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Solution

The fourth proportional to 55,972.92, 77,246.14 and 30,822.42 is: 42,536.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,972.92 : 77,246.14 = 30,822.42 : x
  2. Step 2: Convert to fraction form
    55,972.92/77,246.14 = 30,822.42/x
  3. Step 3: Cross multiply
    55,972.92x = 77,246.14 × 30,822.42
  4. Step 4: Simplify right side
    55,972.92x = 2,380,912,970.46
  5. Step 5: Solve for x
    x = 2,380,912,970.46/55,972.92
  6. Step 6: Final answer
    x = 42,536.87

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1.5x scale

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.