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Finding the Fourth Proportional to 94,873.89, 130,920.84 and 52,429.68

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Solution

The fourth proportional to 94,873.89, 130,920.84 and 52,429.68 is: 72,350.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,873.89 : 130,920.84 = 52,429.68 : x
  2. Step 2: Convert to fraction form
    94,873.89/130,920.84 = 52,429.68/x
  3. Step 3: Cross multiply
    94,873.89x = 130,920.84 × 52,429.68
  4. Step 4: Simplify right side
    94,873.89x = 6,864,137,746.53
  5. Step 5: Solve for x
    x = 6,864,137,746.53/94,873.89
  6. Step 6: Final answer
    x = 72,350.12

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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.