Home / 67,120.66-92,628.53-36,904.42

Finding the Fourth Proportional to 67,120.66, 92,628.53 and 36,904.42

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Solution

The fourth proportional to 67,120.66, 92,628.53 and 36,904.42 is: 50,929.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,120.66 : 92,628.53 = 36,904.42 : x
  2. Step 2: Convert to fraction form
    67,120.66/92,628.53 = 36,904.42/x
  3. Step 3: Cross multiply
    67,120.66x = 92,628.53 × 36,904.42
  4. Step 4: Simplify right side
    67,120.66x = 3,418,402,175.10
  5. Step 5: Solve for x
    x = 3,418,402,175.10/67,120.66
  6. Step 6: Final answer
    x = 50,929.21

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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.