Home / 66,927.20-92,362.10-36,713.79

Finding the Fourth Proportional to 66,927.20, 92,362.10 and 36,713.79

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Solution

The fourth proportional to 66,927.20, 92,362.10 and 36,713.79 is: 50,666.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,927.20 : 92,362.10 = 36,713.79 : x
  2. Step 2: Convert to fraction form
    66,927.20/92,362.10 = 36,713.79/x
  3. Step 3: Cross multiply
    66,927.20x = 92,362.10 × 36,713.79
  4. Step 4: Simplify right side
    66,927.20x = 3,390,962,559.79
  5. Step 5: Solve for x
    x = 3,390,962,559.79/66,927.20
  6. Step 6: Final answer
    x = 50,666.44

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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.