Home / 57,582.58-79,421.66-38,166.38

Finding the Fourth Proportional to 57,582.58, 79,421.66 and 38,166.38

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Solution

The fourth proportional to 57,582.58, 79,421.66 and 38,166.38 is: 52,641.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,582.58 : 79,421.66 = 38,166.38 : x
  2. Step 2: Convert to fraction form
    57,582.58/79,421.66 = 38,166.38/x
  3. Step 3: Cross multiply
    57,582.58x = 79,421.66 × 38,166.38
  4. Step 4: Simplify right side
    57,582.58x = 3,031,237,255.79
  5. Step 5: Solve for x
    x = 3,031,237,255.79/57,582.58
  6. Step 6: Final answer
    x = 52,641.57

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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.