Home / 56,084.13-77,394.87-30,933.63

Finding the Fourth Proportional to 56,084.13, 77,394.87 and 30,933.63

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Solution

The fourth proportional to 56,084.13, 77,394.87 and 30,933.63 is: 42,687.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,084.13 : 77,394.87 = 30,933.63 : x
  2. Step 2: Convert to fraction form
    56,084.13/77,394.87 = 30,933.63/x
  3. Step 3: Cross multiply
    56,084.13x = 77,394.87 × 30,933.63
  4. Step 4: Simplify right side
    56,084.13x = 2,394,104,272.48
  5. Step 5: Solve for x
    x = 2,394,104,272.48/56,084.13
  6. Step 6: Final answer
    x = 42,687.73

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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.