Home / 55,818.82-77,008.23-31,614.22

Finding the Fourth Proportional to 55,818.82, 77,008.23 and 31,614.22

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Solution

The fourth proportional to 55,818.82, 77,008.23 and 31,614.22 is: 43,615.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,818.82 : 77,008.23 = 31,614.22 : x
  2. Step 2: Convert to fraction form
    55,818.82/77,008.23 = 31,614.22/x
  3. Step 3: Cross multiply
    55,818.82x = 77,008.23 × 31,614.22
  4. Step 4: Simplify right side
    55,818.82x = 2,434,555,125.03
  5. Step 5: Solve for x
    x = 2,434,555,125.03/55,818.82
  6. Step 6: Final answer
    x = 43,615.31

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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.