Home / 57,709.05-79,642.47-32,220.42

Finding the Fourth Proportional to 57,709.05, 79,642.47 and 32,220.42

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Solution

The fourth proportional to 57,709.05, 79,642.47 and 32,220.42 is: 44,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,709.05 : 79,642.47 = 32,220.42 : x
  2. Step 2: Convert to fraction form
    57,709.05/79,642.47 = 32,220.42/x
  3. Step 3: Cross multiply
    57,709.05x = 79,642.47 × 32,220.42
  4. Step 4: Simplify right side
    57,709.05x = 2,566,113,833.24
  5. Step 5: Solve for x
    x = 2,566,113,833.24/57,709.05
  6. Step 6: Final answer
    x = 44,466.40

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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.