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Finding the Fourth Proportional to 96,056.80, 144,110.40 and 36,894.40

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Solution

The fourth proportional to 96,056.80, 144,110.40 and 36,894.40 is: 55,351.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,056.80 : 144,110.40 = 36,894.40 : x
  2. Step 2: Convert to fraction form
    96,056.80/144,110.40 = 36,894.40/x
  3. Step 3: Cross multiply
    96,056.80x = 144,110.40 × 36,894.40
  4. Step 4: Simplify right side
    96,056.80x = 5,316,866,741.76
  5. Step 5: Solve for x
    x = 5,316,866,741.76/96,056.80
  6. Step 6: Final answer
    x = 55,351.28

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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.