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Finding the Fourth Proportional to 94,833.96, 130,874.64 and 54,547.68

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Solution

The fourth proportional to 94,833.96, 130,874.64 and 54,547.68 is: 75,277.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,833.96 : 130,874.64 = 54,547.68 : x
  2. Step 2: Convert to fraction form
    94,833.96/130,874.64 = 54,547.68/x
  3. Step 3: Cross multiply
    94,833.96x = 130,874.64 × 54,547.68
  4. Step 4: Simplify right side
    94,833.96x = 7,138,907,982.84
  5. Step 5: Solve for x
    x = 7,138,907,982.84/94,833.96
  6. Step 6: Final answer
    x = 75,277.97

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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.