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Finding the Fourth Proportional to 27,003.51, 37,271.51 and 16,402.02

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Solution

The fourth proportional to 27,003.51, 37,271.51 and 16,402.02 is: 22,638.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,003.51 : 37,271.51 = 16,402.02 : x
  2. Step 2: Convert to fraction form
    27,003.51/37,271.51 = 16,402.02/x
  3. Step 3: Cross multiply
    27,003.51x = 37,271.51 × 16,402.02
  4. Step 4: Simplify right side
    27,003.51x = 611,327,970.44
  5. Step 5: Solve for x
    x = 611,327,970.44/27,003.51
  6. Step 6: Final answer
    x = 22,638.83

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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.