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Finding the Fourth Proportional to 27,088.71, 40,632.89 and 7,367.19

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Solution

The fourth proportional to 27,088.71, 40,632.89 and 7,367.19 is: 11,050.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,088.71 : 40,632.89 = 7,367.19 : x
  2. Step 2: Convert to fraction form
    27,088.71/40,632.89 = 7,367.19/x
  3. Step 3: Cross multiply
    27,088.71x = 40,632.89 × 7,367.19
  4. Step 4: Simplify right side
    27,088.71x = 299,350,184.04
  5. Step 5: Solve for x
    x = 299,350,184.04/27,088.71
  6. Step 6: Final answer
    x = 11,050.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.