Home / 58,336.75-87,518.09-21,400.75

Finding the Fourth Proportional to 58,336.75, 87,518.09 and 21,400.75

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Solution

The fourth proportional to 58,336.75, 87,518.09 and 21,400.75 is: 32,105.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,336.75 : 87,518.09 = 21,400.75 : x
  2. Step 2: Convert to fraction form
    58,336.75/87,518.09 = 21,400.75/x
  3. Step 3: Cross multiply
    58,336.75x = 87,518.09 × 21,400.75
  4. Step 4: Simplify right side
    58,336.75x = 1,872,952,764.57
  5. Step 5: Solve for x
    x = 1,872,952,764.57/58,336.75
  6. Step 6: Final answer
    x = 32,105.88

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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.