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Finding the Fourth Proportional to 175,303.01, 262,916.70 and 55,369.30

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Solution

The fourth proportional to 175,303.01, 262,916.70 and 55,369.30 is: 83,042.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,303.01 : 262,916.70 = 55,369.30 : x
  2. Step 2: Convert to fraction form
    175,303.01/262,916.70 = 55,369.30/x
  3. Step 3: Cross multiply
    175,303.01x = 262,916.70 × 55,369.30
  4. Step 4: Simplify right side
    175,303.01x = 14,557,512,603.76
  5. Step 5: Solve for x
    x = 14,557,512,603.76/175,303.01
  6. Step 6: Final answer
    x = 83,042.00

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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.