Home / 71,627.76-98,855.37-43,333.65

Finding the Fourth Proportional to 71,627.76, 98,855.37 and 43,333.65

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Solution

The fourth proportional to 71,627.76, 98,855.37 and 43,333.65 is: 59,805.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,627.76 : 98,855.37 = 43,333.65 : x
  2. Step 2: Convert to fraction form
    71,627.76/98,855.37 = 43,333.65/x
  3. Step 3: Cross multiply
    71,627.76x = 98,855.37 × 43,333.65
  4. Step 4: Simplify right side
    71,627.76x = 4,283,764,004.20
  5. Step 5: Solve for x
    x = 4,283,764,004.20/71,627.76
  6. Step 6: Final answer
    x = 59,805.92

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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.