Home / 90,619.48-125,059.05-50,333.41

Finding the Fourth Proportional to 90,619.48, 125,059.05 and 50,333.41

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Solution

The fourth proportional to 90,619.48, 125,059.05 and 50,333.41 is: 69,462.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,619.48 : 125,059.05 = 50,333.41 : x
  2. Step 2: Convert to fraction form
    90,619.48/125,059.05 = 50,333.41/x
  3. Step 3: Cross multiply
    90,619.48x = 125,059.05 × 50,333.41
  4. Step 4: Simplify right side
    90,619.48x = 6,294,648,437.86
  5. Step 5: Solve for x
    x = 6,294,648,437.86/90,619.48
  6. Step 6: Final answer
    x = 69,462.42

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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.