Home / 179,485.86-247,692.18-98,916.33

Finding the Fourth Proportional to 179,485.86, 247,692.18 and 98,916.33

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Solution

The fourth proportional to 179,485.86, 247,692.18 and 98,916.33 is: 136,505.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,485.86 : 247,692.18 = 98,916.33 : x
  2. Step 2: Convert to fraction form
    179,485.86/247,692.18 = 98,916.33/x
  3. Step 3: Cross multiply
    179,485.86x = 247,692.18 × 98,916.33
  4. Step 4: Simplify right side
    179,485.86x = 24,500,801,415.30
  5. Step 5: Solve for x
    x = 24,500,801,415.30/179,485.86
  6. Step 6: Final answer
    x = 136,505.47

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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.