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Finding the Fourth Proportional to 27,312.36, 40,963.98 and 7,592.91

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Solution

The fourth proportional to 27,312.36, 40,963.98 and 7,592.91 is: 11,388.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,312.36 : 40,963.98 = 7,592.91 : x
  2. Step 2: Convert to fraction form
    27,312.36/40,963.98 = 7,592.91/x
  3. Step 3: Cross multiply
    27,312.36x = 40,963.98 × 7,592.91
  4. Step 4: Simplify right side
    27,312.36x = 311,035,813.38
  5. Step 5: Solve for x
    x = 311,035,813.38/27,312.36
  6. Step 6: Final answer
    x = 11,388.10

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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.