Home / 58,559.05-80,811.74-31,701.55

Finding the Fourth Proportional to 58,559.05, 80,811.74 and 31,701.55

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Solution

The fourth proportional to 58,559.05, 80,811.74 and 31,701.55 is: 43,748.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,559.05 : 80,811.74 = 31,701.55 : x
  2. Step 2: Convert to fraction form
    58,559.05/80,811.74 = 31,701.55/x
  3. Step 3: Cross multiply
    58,559.05x = 80,811.74 × 31,701.55
  4. Step 4: Simplify right side
    58,559.05x = 2,561,857,416.20
  5. Step 5: Solve for x
    x = 2,561,857,416.20/58,559.05
  6. Step 6: Final answer
    x = 43,748.28

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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.