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Finding the Fourth Proportional to 36,835.50, 55,254.06 and 9,133.50

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Solution

The fourth proportional to 36,835.50, 55,254.06 and 9,133.50 is: 13,700.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,835.50 : 55,254.06 = 9,133.50 : x
  2. Step 2: Convert to fraction form
    36,835.50/55,254.06 = 9,133.50/x
  3. Step 3: Cross multiply
    36,835.50x = 55,254.06 × 9,133.50
  4. Step 4: Simplify right side
    36,835.50x = 504,662,957.01
  5. Step 5: Solve for x
    x = 504,662,957.01/36,835.50
  6. Step 6: Final answer
    x = 13,700.45

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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.