Home / 174,511.30-261,804.15-99,667.30

Finding the Fourth Proportional to 174,511.30, 261,804.15 and 99,667.30

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Solution

The fourth proportional to 174,511.30, 261,804.15 and 99,667.30 is: 149,522.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,511.30 : 261,804.15 = 99,667.30 : x
  2. Step 2: Convert to fraction form
    174,511.30/261,804.15 = 99,667.30/x
  3. Step 3: Cross multiply
    174,511.30x = 261,804.15 × 99,667.30
  4. Step 4: Simplify right side
    174,511.30x = 26,093,312,759.30
  5. Step 5: Solve for x
    x = 26,093,312,759.30/174,511.30
  6. Step 6: Final answer
    x = 149,522.20

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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.