Home / 96,847.36-145,314.88-49,438.02

Finding the Fourth Proportional to 96,847.36, 145,314.88 and 49,438.02

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Solution

The fourth proportional to 96,847.36, 145,314.88 and 49,438.02 is: 74,179.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,847.36 : 145,314.88 = 49,438.02 : x
  2. Step 2: Convert to fraction form
    96,847.36/145,314.88 = 49,438.02/x
  3. Step 3: Cross multiply
    96,847.36x = 145,314.88 × 49,438.02
  4. Step 4: Simplify right side
    96,847.36x = 7,184,079,943.74
  5. Step 5: Solve for x
    x = 7,184,079,943.74/96,847.36
  6. Step 6: Final answer
    x = 74,179.41

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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.