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Finding the Fourth Proportional to 36,810.40, 50,803.04 and 27,405.76

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Solution

The fourth proportional to 36,810.40, 50,803.04 and 27,405.76 is: 37,823.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,810.40 : 50,803.04 = 27,405.76 : x
  2. Step 2: Convert to fraction form
    36,810.40/50,803.04 = 27,405.76/x
  3. Step 3: Cross multiply
    36,810.40x = 50,803.04 × 27,405.76
  4. Step 4: Simplify right side
    36,810.40x = 1,392,295,921.51
  5. Step 5: Solve for x
    x = 1,392,295,921.51/36,810.40
  6. Step 6: Final answer
    x = 37,823.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.