Home / 27,156.03-40,734.06-7,434.75

Finding the Fourth Proportional to 27,156.03, 40,734.06 and 7,434.75

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Solution

The fourth proportional to 27,156.03, 40,734.06 and 7,434.75 is: 11,152.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,156.03 : 40,734.06 = 7,434.75 : x
  2. Step 2: Convert to fraction form
    27,156.03/40,734.06 = 7,434.75/x
  3. Step 3: Cross multiply
    27,156.03x = 40,734.06 × 7,434.75
  4. Step 4: Simplify right side
    27,156.03x = 302,847,552.59
  5. Step 5: Solve for x
    x = 302,847,552.59/27,156.03
  6. Step 6: Final answer
    x = 11,152.13

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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.