Home / 67,112.04-92,614.80-36,900.45

Finding the Fourth Proportional to 67,112.04, 92,614.80 and 36,900.45

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Solution

The fourth proportional to 67,112.04, 92,614.80 and 36,900.45 is: 50,922.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,112.04 : 92,614.80 = 36,900.45 : x
  2. Step 2: Convert to fraction form
    67,112.04/92,614.80 = 36,900.45/x
  3. Step 3: Cross multiply
    67,112.04x = 92,614.80 × 36,900.45
  4. Step 4: Simplify right side
    67,112.04x = 3,417,527,796.66
  5. Step 5: Solve for x
    x = 3,417,527,796.66/67,112.04
  6. Step 6: Final answer
    x = 50,922.72

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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.