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Finding the Fourth Proportional to 36,700.90, 55,040.55 and 14,506.90

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Solution

The fourth proportional to 36,700.90, 55,040.55 and 14,506.90 is: 21,756.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700.90 : 55,040.55 = 14,506.90 : x
  2. Step 2: Convert to fraction form
    36,700.90/55,040.55 = 14,506.90/x
  3. Step 3: Cross multiply
    36,700.90x = 55,040.55 × 14,506.90
  4. Step 4: Simplify right side
    36,700.90x = 798,467,754.80
  5. Step 5: Solve for x
    x = 798,467,754.80/36,700.90
  6. Step 6: Final answer
    x = 21,756.08

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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.