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Finding the Fourth Proportional to 36,697.16, 55,045.74 and 8,995.16

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Solution

The fourth proportional to 36,697.16, 55,045.74 and 8,995.16 is: 13,492.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,697.16 : 55,045.74 = 8,995.16 : x
  2. Step 2: Convert to fraction form
    36,697.16/55,045.74 = 8,995.16/x
  3. Step 3: Cross multiply
    36,697.16x = 55,045.74 × 8,995.16
  4. Step 4: Simplify right side
    36,697.16x = 495,144,963.39
  5. Step 5: Solve for x
    x = 495,144,963.39/36,697.16
  6. Step 6: Final answer
    x = 13,492.73

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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.