Home / 104,452.20-144,143.58-56,705.16

Finding the Fourth Proportional to 104,452.20, 144,143.58 and 56,705.16

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Solution

The fourth proportional to 104,452.20, 144,143.58 and 56,705.16 is: 78,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,452.20 : 144,143.58 = 56,705.16 : x
  2. Step 2: Convert to fraction form
    104,452.20/144,143.58 = 56,705.16/x
  3. Step 3: Cross multiply
    104,452.20x = 144,143.58 × 56,705.16
  4. Step 4: Simplify right side
    104,452.20x = 8,173,684,766.87
  5. Step 5: Solve for x
    x = 8,173,684,766.87/104,452.20
  6. Step 6: Final answer
    x = 78,252.87

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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.