Home / 58,268.70-87,415.20-33,288.30

Finding the Fourth Proportional to 58,268.70, 87,415.20 and 33,288.30

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Solution

The fourth proportional to 58,268.70, 87,415.20 and 33,288.30 is: 49,939.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,268.70 : 87,415.20 = 33,288.30 : x
  2. Step 2: Convert to fraction form
    58,268.70/87,415.20 = 33,288.30/x
  3. Step 3: Cross multiply
    58,268.70x = 87,415.20 × 33,288.30
  4. Step 4: Simplify right side
    58,268.70x = 2,909,903,402.16
  5. Step 5: Solve for x
    x = 2,909,903,402.16/58,268.70
  6. Step 6: Final answer
    x = 49,939.39

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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.