Home / 42,173.26-58,242.68-36,480.69

Finding the Fourth Proportional to 42,173.26, 58,242.68 and 36,480.69

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Solution

The fourth proportional to 42,173.26, 58,242.68 and 36,480.69 is: 50,381.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,173.26 : 58,242.68 = 36,480.69 : x
  2. Step 2: Convert to fraction form
    42,173.26/58,242.68 = 36,480.69/x
  3. Step 3: Cross multiply
    42,173.26x = 58,242.68 × 36,480.69
  4. Step 4: Simplify right side
    42,173.26x = 2,124,733,153.85
  5. Step 5: Solve for x
    x = 2,124,733,153.85/42,173.26
  6. Step 6: Final answer
    x = 50,381.05

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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.