Home / 91,996.86-137,994.94-25,436.84

Finding the Fourth Proportional to 91,996.86, 137,994.94 and 25,436.84

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Solution

The fourth proportional to 91,996.86, 137,994.94 and 25,436.84 is: 38,155.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,996.86 : 137,994.94 = 25,436.84 : x
  2. Step 2: Convert to fraction form
    91,996.86/137,994.94 = 25,436.84/x
  3. Step 3: Cross multiply
    91,996.86x = 137,994.94 × 25,436.84
  4. Step 4: Simplify right side
    91,996.86x = 3,510,154,551.41
  5. Step 5: Solve for x
    x = 3,510,154,551.41/91,996.86
  6. Step 6: Final answer
    x = 38,155.15

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1.5x scale

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.