Home / 94,860.75-130,909.71-51,842.90

Finding the Fourth Proportional to 94,860.75, 130,909.71 and 51,842.90

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Solution

The fourth proportional to 94,860.75, 130,909.71 and 51,842.90 is: 71,544.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,860.75 : 130,909.71 = 51,842.90 : x
  2. Step 2: Convert to fraction form
    94,860.75/130,909.71 = 51,842.90/x
  3. Step 3: Cross multiply
    94,860.75x = 130,909.71 × 51,842.90
  4. Step 4: Simplify right side
    94,860.75x = 6,786,739,331.83
  5. Step 5: Solve for x
    x = 6,786,739,331.83/94,860.75
  6. Step 6: Final answer
    x = 71,544.23

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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.