Home / 67,212.71-92,742.69-38,527.10

Finding the Fourth Proportional to 67,212.71, 92,742.69 and 38,527.10

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Solution

The fourth proportional to 67,212.71, 92,742.69 and 38,527.10 is: 53,161.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,212.71 : 92,742.69 = 38,527.10 : x
  2. Step 2: Convert to fraction form
    67,212.71/92,742.69 = 38,527.10/x
  3. Step 3: Cross multiply
    67,212.71x = 92,742.69 × 38,527.10
  4. Step 4: Simplify right side
    67,212.71x = 3,573,106,891.90
  5. Step 5: Solve for x
    x = 3,573,106,891.90/67,212.71
  6. Step 6: Final answer
    x = 53,161.18

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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.