Home / 96,915.25-133,740.61-53,894.80

Finding the Fourth Proportional to 96,915.25, 133,740.61 and 53,894.80

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Solution

The fourth proportional to 96,915.25, 133,740.61 and 53,894.80 is: 74,373.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,915.25 : 133,740.61 = 53,894.80 : x
  2. Step 2: Convert to fraction form
    96,915.25/133,740.61 = 53,894.80/x
  3. Step 3: Cross multiply
    96,915.25x = 133,740.61 × 53,894.80
  4. Step 4: Simplify right side
    96,915.25x = 7,207,923,427.83
  5. Step 5: Solve for x
    x = 7,207,923,427.83/96,915.25
  6. Step 6: Final answer
    x = 74,373.47

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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.