Home / 71,270.55-98,346.68-42,584.50

Finding the Fourth Proportional to 71,270.55, 98,346.68 and 42,584.50

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Solution

The fourth proportional to 71,270.55, 98,346.68 and 42,584.50 is: 58,762.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,270.55 : 98,346.68 = 42,584.50 : x
  2. Step 2: Convert to fraction form
    71,270.55/98,346.68 = 42,584.50/x
  3. Step 3: Cross multiply
    71,270.55x = 98,346.68 × 42,584.50
  4. Step 4: Simplify right side
    71,270.55x = 4,188,044,194.46
  5. Step 5: Solve for x
    x = 4,188,044,194.46/71,270.55
  6. Step 6: Final answer
    x = 58,762.62

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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.