Home / 71,068.14-98,043.21-40,846.50

Finding the Fourth Proportional to 71,068.14, 98,043.21 and 40,846.50

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Solution

The fourth proportional to 71,068.14, 98,043.21 and 40,846.50 is: 56,350.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,068.14 : 98,043.21 = 40,846.50 : x
  2. Step 2: Convert to fraction form
    71,068.14/98,043.21 = 40,846.50/x
  3. Step 3: Cross multiply
    71,068.14x = 98,043.21 × 40,846.50
  4. Step 4: Simplify right side
    71,068.14x = 4,004,721,977.27
  5. Step 5: Solve for x
    x = 4,004,721,977.27/71,068.14
  6. Step 6: Final answer
    x = 56,350.45

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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.