Home / 71,421.80-98,542.58-44,568.63

Finding the Fourth Proportional to 71,421.80, 98,542.58 and 44,568.63

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Solution

The fourth proportional to 71,421.80, 98,542.58 and 44,568.63 is: 61,492.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,421.80 : 98,542.58 = 44,568.63 : x
  2. Step 2: Convert to fraction form
    71,421.80/98,542.58 = 44,568.63/x
  3. Step 3: Cross multiply
    71,421.80x = 98,542.58 × 44,568.63
  4. Step 4: Simplify right side
    71,421.80x = 4,391,907,564.42
  5. Step 5: Solve for x
    x = 4,391,907,564.42/71,421.80
  6. Step 6: Final answer
    x = 61,492.54

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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.