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Finding the Fourth Proportional to 96,894.98, 145,216.71 and 43,547.54

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Solution

The fourth proportional to 96,894.98, 145,216.71 and 43,547.54 is: 65,264.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,894.98 : 145,216.71 = 43,547.54 : x
  2. Step 2: Convert to fraction form
    96,894.98/145,216.71 = 43,547.54/x
  3. Step 3: Cross multiply
    96,894.98x = 145,216.71 × 43,547.54
  4. Step 4: Simplify right side
    96,894.98x = 6,323,830,487.39
  5. Step 5: Solve for x
    x = 6,323,830,487.39/96,894.98
  6. Step 6: Final answer
    x = 65,264.79

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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.