Home / 96,963.73-145,445.60-30,409.05

Finding the Fourth Proportional to 96,963.73, 145,445.60 and 30,409.05

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Solution

The fourth proportional to 96,963.73, 145,445.60 and 30,409.05 is: 45,613.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,963.73 : 145,445.60 = 30,409.05 : x
  2. Step 2: Convert to fraction form
    96,963.73/145,445.60 = 30,409.05/x
  3. Step 3: Cross multiply
    96,963.73x = 145,445.60 × 30,409.05
  4. Step 4: Simplify right side
    96,963.73x = 4,422,861,831.40
  5. Step 5: Solve for x
    x = 4,422,861,831.40/96,963.73
  6. Step 6: Final answer
    x = 45,613.57

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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.