Home / 91,932.49-137,907.70-35,777.17

Finding the Fourth Proportional to 91,932.49, 137,907.70 and 35,777.17

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Solution

The fourth proportional to 91,932.49, 137,907.70 and 35,777.17 is: 53,669.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,932.49 : 137,907.70 = 35,777.17 : x
  2. Step 2: Convert to fraction form
    91,932.49/137,907.70 = 35,777.17/x
  3. Step 3: Cross multiply
    91,932.49x = 137,907.70 × 35,777.17
  4. Step 4: Simplify right side
    91,932.49x = 4,933,947,073.22
  5. Step 5: Solve for x
    x = 4,933,947,073.22/91,932.49
  6. Step 6: Final answer
    x = 53,669.24

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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.