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Finding the Fourth Proportional to 36,703.51, 55,047.06 and 17,964.76

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Solution

The fourth proportional to 36,703.51, 55,047.06 and 17,964.76 is: 26,943.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,703.51 : 55,047.06 = 17,964.76 : x
  2. Step 2: Convert to fraction form
    36,703.51/55,047.06 = 17,964.76/x
  3. Step 3: Cross multiply
    36,703.51x = 55,047.06 × 17,964.76
  4. Step 4: Simplify right side
    36,703.51x = 988,907,221.61
  5. Step 5: Solve for x
    x = 988,907,221.61/36,703.51
  6. Step 6: Final answer
    x = 26,943.12

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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.