Home / 71,274.56-98,352.20-42,588.52

Finding the Fourth Proportional to 71,274.56, 98,352.20 and 42,588.52

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Solution

The fourth proportional to 71,274.56, 98,352.20 and 42,588.52 is: 58,768.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,274.56 : 98,352.20 = 42,588.52 : x
  2. Step 2: Convert to fraction form
    71,274.56/98,352.20 = 42,588.52/x
  3. Step 3: Cross multiply
    71,274.56x = 98,352.20 × 42,588.52
  4. Step 4: Simplify right side
    71,274.56x = 4,188,674,636.74
  5. Step 5: Solve for x
    x = 4,188,674,636.74/71,274.56
  6. Step 6: Final answer
    x = 58,768.16

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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.