Home / 94,220.88-130,023.32-51,778.50

Finding the Fourth Proportional to 94,220.88, 130,023.32 and 51,778.50

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Solution

The fourth proportional to 94,220.88, 130,023.32 and 51,778.50 is: 71,453.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,220.88 : 130,023.32 = 51,778.50 : x
  2. Step 2: Convert to fraction form
    94,220.88/130,023.32 = 51,778.50/x
  3. Step 3: Cross multiply
    94,220.88x = 130,023.32 × 51,778.50
  4. Step 4: Simplify right side
    94,220.88x = 6,732,412,474.62
  5. Step 5: Solve for x
    x = 6,732,412,474.62/94,220.88
  6. Step 6: Final answer
    x = 71,453.51

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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.