Home / 58,449.34-87,652.46-20,999.36

Finding the Fourth Proportional to 58,449.34, 87,652.46 and 20,999.36

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Solution

The fourth proportional to 58,449.34, 87,652.46 and 20,999.36 is: 31,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,449.34 : 87,652.46 = 20,999.36 : x
  2. Step 2: Convert to fraction form
    58,449.34/87,652.46 = 20,999.36/x
  3. Step 3: Cross multiply
    58,449.34x = 87,652.46 × 20,999.36
  4. Step 4: Simplify right side
    58,449.34x = 1,840,645,562.43
  5. Step 5: Solve for x
    x = 1,840,645,562.43/58,449.34
  6. Step 6: Final answer
    x = 31,491.30

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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.