Home / 71,040.08-106,442.98-63,715.48

Finding the Fourth Proportional to 71,040.08, 106,442.98 and 63,715.48

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Solution

The fourth proportional to 71,040.08, 106,442.98 and 63,715.48 is: 95,468.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,040.08 : 106,442.98 = 63,715.48 : x
  2. Step 2: Convert to fraction form
    71,040.08/106,442.98 = 63,715.48/x
  3. Step 3: Cross multiply
    71,040.08x = 106,442.98 × 63,715.48
  4. Step 4: Simplify right side
    71,040.08x = 6,782,065,563.33
  5. Step 5: Solve for x
    x = 6,782,065,563.33/71,040.08
  6. Step 6: Final answer
    x = 95,468.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.