Home / 67,116.16-92,621.44-36,902.72

Finding the Fourth Proportional to 67,116.16, 92,621.44 and 36,902.72

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Solution

The fourth proportional to 67,116.16, 92,621.44 and 36,902.72 is: 50,926.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,116.16 : 92,621.44 = 36,902.72 : x
  2. Step 2: Convert to fraction form
    67,116.16/92,621.44 = 36,902.72/x
  3. Step 3: Cross multiply
    67,116.16x = 92,621.44 × 36,902.72
  4. Step 4: Simplify right side
    67,116.16x = 3,417,983,066.32
  5. Step 5: Solve for x
    x = 3,417,983,066.32/67,116.16
  6. Step 6: Final answer
    x = 50,926.38

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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.