Home / 58,157.04-87,180.13-18,686.44

Finding the Fourth Proportional to 58,157.04, 87,180.13 and 18,686.44

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Solution

The fourth proportional to 58,157.04, 87,180.13 and 18,686.44 is: 28,011.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,157.04 : 87,180.13 = 18,686.44 : x
  2. Step 2: Convert to fraction form
    58,157.04/87,180.13 = 18,686.44/x
  3. Step 3: Cross multiply
    58,157.04x = 87,180.13 × 18,686.44
  4. Step 4: Simplify right side
    58,157.04x = 1,629,086,268.44
  5. Step 5: Solve for x
    x = 1,629,086,268.44/58,157.04
  6. Step 6: Final answer
    x = 28,011.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.