Home / 58,519.14-80,763.84-38,393.04

Finding the Fourth Proportional to 58,519.14, 80,763.84 and 38,393.04

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Solution

The fourth proportional to 58,519.14, 80,763.84 and 38,393.04 is: 52,987.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,519.14 : 80,763.84 = 38,393.04 : x
  2. Step 2: Convert to fraction form
    58,519.14/80,763.84 = 38,393.04/x
  3. Step 3: Cross multiply
    58,519.14x = 80,763.84 × 38,393.04
  4. Step 4: Simplify right side
    58,519.14x = 3,100,769,339.67
  5. Step 5: Solve for x
    x = 3,100,769,339.67/58,519.14
  6. Step 6: Final answer
    x = 52,987.27

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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.