Home / 75,124.35-103,668.39-41,132.22

Finding the Fourth Proportional to 75,124.35, 103,668.39 and 41,132.22

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Solution

The fourth proportional to 75,124.35, 103,668.39 and 41,132.22 is: 56,760.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,124.35 : 103,668.39 = 41,132.22 : x
  2. Step 2: Convert to fraction form
    75,124.35/103,668.39 = 41,132.22/x
  3. Step 3: Cross multiply
    75,124.35x = 103,668.39 × 41,132.22
  4. Step 4: Simplify right side
    75,124.35x = 4,264,111,178.77
  5. Step 5: Solve for x
    x = 4,264,111,178.77/75,124.35
  6. Step 6: Final answer
    x = 56,760.71

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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.