Home / 117,692.37-176,483.04-42,759.66

Finding the Fourth Proportional to 117,692.37, 176,483.04 and 42,759.66

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Solution

The fourth proportional to 117,692.37, 176,483.04 and 42,759.66 is: 64,119.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,692.37 : 176,483.04 = 42,759.66 : x
  2. Step 2: Convert to fraction form
    117,692.37/176,483.04 = 42,759.66/x
  3. Step 3: Cross multiply
    117,692.37x = 176,483.04 × 42,759.66
  4. Step 4: Simplify right side
    117,692.37x = 7,546,354,786.17
  5. Step 5: Solve for x
    x = 7,546,354,786.17/117,692.37
  6. Step 6: Final answer
    x = 64,119.32

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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.