Home / 175,511.10-263,266.65-104,652.30

Finding the Fourth Proportional to 175,511.10, 263,266.65 and 104,652.30

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Solution

The fourth proportional to 175,511.10, 263,266.65 and 104,652.30 is: 156,978.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,511.10 : 263,266.65 = 104,652.30 : x
  2. Step 2: Convert to fraction form
    175,511.10/263,266.65 = 104,652.30/x
  3. Step 3: Cross multiply
    175,511.10x = 263,266.65 × 104,652.30
  4. Step 4: Simplify right side
    175,511.10x = 27,551,460,435.80
  5. Step 5: Solve for x
    x = 27,551,460,435.80/175,511.10
  6. Step 6: Final answer
    x = 156,978.45

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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.