Home / 58,739.20-88,118.74-20,260.24

Finding the Fourth Proportional to 58,739.20, 88,118.74 and 20,260.24

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Solution

The fourth proportional to 58,739.20, 88,118.74 and 20,260.24 is: 30,393.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,739.20 : 88,118.74 = 20,260.24 : x
  2. Step 2: Convert to fraction form
    58,739.20/88,118.74 = 20,260.24/x
  3. Step 3: Cross multiply
    58,739.20x = 88,118.74 × 20,260.24
  4. Step 4: Simplify right side
    58,739.20x = 1,785,306,820.90
  5. Step 5: Solve for x
    x = 1,785,306,820.90/58,739.20
  6. Step 6: Final answer
    x = 30,393.79

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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.