Home / 40,381.77-55,654.22-32,853.03

Finding the Fourth Proportional to 40,381.77, 55,654.22 and 32,853.03

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Solution

The fourth proportional to 40,381.77, 55,654.22 and 32,853.03 is: 45,278.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,381.77 : 55,654.22 = 32,853.03 : x
  2. Step 2: Convert to fraction form
    40,381.77/55,654.22 = 32,853.03/x
  3. Step 3: Cross multiply
    40,381.77x = 55,654.22 × 32,853.03
  4. Step 4: Simplify right side
    40,381.77x = 1,828,409,632.72
  5. Step 5: Solve for x
    x = 1,828,409,632.72/40,381.77
  6. Step 6: Final answer
    x = 45,278.09

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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.