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Finding the Fourth Proportional to 202,291.02, 303,436.26 and 54,547.02

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Solution

The fourth proportional to 202,291.02, 303,436.26 and 54,547.02 is: 81,820.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,291.02 : 303,436.26 = 54,547.02 : x
  2. Step 2: Convert to fraction form
    202,291.02/303,436.26 = 54,547.02/x
  3. Step 3: Cross multiply
    202,291.02x = 303,436.26 × 54,547.02
  4. Step 4: Simplify right side
    202,291.02x = 16,551,543,742.95
  5. Step 5: Solve for x
    x = 16,551,543,742.95/202,291.02
  6. Step 6: Final answer
    x = 81,820.46

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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.