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Finding the Fourth Proportional to 202,152.00, 279,059.43 and 130,566.94

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Solution

The fourth proportional to 202,152.00, 279,059.43 and 130,566.94 is: 180,240.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,152.00 : 279,059.43 = 130,566.94 : x
  2. Step 2: Convert to fraction form
    202,152.00/279,059.43 = 130,566.94/x
  3. Step 3: Cross multiply
    202,152.00x = 279,059.43 × 130,566.94
  4. Step 4: Simplify right side
    202,152.00x = 36,435,935,645.22
  5. Step 5: Solve for x
    x = 36,435,935,645.22/202,152.00
  6. Step 6: Final answer
    x = 180,240.29

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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.