Home / 96,957.96-145,438.74-30,396.60

Finding the Fourth Proportional to 96,957.96, 145,438.74 and 30,396.60

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Solution

The fourth proportional to 96,957.96, 145,438.74 and 30,396.60 is: 45,595.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,957.96 : 145,438.74 = 30,396.60 : x
  2. Step 2: Convert to fraction form
    96,957.96/145,438.74 = 30,396.60/x
  3. Step 3: Cross multiply
    96,957.96x = 145,438.74 × 30,396.60
  4. Step 4: Simplify right side
    96,957.96x = 4,420,843,204.28
  5. Step 5: Solve for x
    x = 4,420,843,204.28/96,957.96
  6. Step 6: Final answer
    x = 45,595.46

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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.