Home / 117,605.03-176,757.47-55,319.27

Finding the Fourth Proportional to 117,605.03, 176,757.47 and 55,319.27

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Solution

The fourth proportional to 117,605.03, 176,757.47 and 55,319.27 is: 83,143.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,605.03 : 176,757.47 = 55,319.27 : x
  2. Step 2: Convert to fraction form
    117,605.03/176,757.47 = 55,319.27/x
  3. Step 3: Cross multiply
    117,605.03x = 176,757.47 × 55,319.27
  4. Step 4: Simplify right side
    117,605.03x = 9,778,093,930.85
  5. Step 5: Solve for x
    x = 9,778,093,930.85/117,605.03
  6. Step 6: Final answer
    x = 83,143.50

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1.5x scale

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.