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Finding the Fourth Proportional to 98,360.94, 147,568.96 and 48,456.04

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Solution

The fourth proportional to 98,360.94, 147,568.96 and 48,456.04 is: 72,697.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,360.94 : 147,568.96 = 48,456.04 : x
  2. Step 2: Convert to fraction form
    98,360.94/147,568.96 = 48,456.04/x
  3. Step 3: Cross multiply
    98,360.94x = 147,568.96 × 48,456.04
  4. Step 4: Simplify right side
    98,360.94x = 7,150,607,428.52
  5. Step 5: Solve for x
    x = 7,150,607,428.52/98,360.94
  6. Step 6: Final answer
    x = 72,697.63

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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.