Home / 350,627.85-525,941.88-84,388.35

Finding the Fourth Proportional to 350,627.85, 525,941.88 and 84,388.35

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Solution

The fourth proportional to 350,627.85, 525,941.88 and 84,388.35 is: 126,582.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,627.85 : 525,941.88 = 84,388.35 : x
  2. Step 2: Convert to fraction form
    350,627.85/525,941.88 = 84,388.35/x
  3. Step 3: Cross multiply
    350,627.85x = 525,941.88 × 84,388.35
  4. Step 4: Simplify right side
    350,627.85x = 44,383,367,449.10
  5. Step 5: Solve for x
    x = 44,383,367,449.10/350,627.85
  6. Step 6: Final answer
    x = 126,582.55

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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.