Home / 103,523.94-142,868.12-58,216.19

Finding the Fourth Proportional to 103,523.94, 142,868.12 and 58,216.19

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Solution

The fourth proportional to 103,523.94, 142,868.12 and 58,216.19 is: 80,341.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,523.94 : 142,868.12 = 58,216.19 : x
  2. Step 2: Convert to fraction form
    103,523.94/142,868.12 = 58,216.19/x
  3. Step 3: Cross multiply
    103,523.94x = 142,868.12 × 58,216.19
  4. Step 4: Simplify right side
    103,523.94x = 8,317,236,613.44
  5. Step 5: Solve for x
    x = 8,317,236,613.44/103,523.94
  6. Step 6: Final answer
    x = 80,341.19

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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.