Home / 109,501.60-164,204.40-50,317.60

Finding the Fourth Proportional to 109,501.60, 164,204.40 and 50,317.60

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Solution

The fourth proportional to 109,501.60, 164,204.40 and 50,317.60 is: 75,454.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,501.60 : 164,204.40 = 50,317.60 : x
  2. Step 2: Convert to fraction form
    109,501.60/164,204.40 = 50,317.60/x
  3. Step 3: Cross multiply
    109,501.60x = 164,204.40 × 50,317.60
  4. Step 4: Simplify right side
    109,501.60x = 8,262,371,317.44
  5. Step 5: Solve for x
    x = 8,262,371,317.44/109,501.60
  6. Step 6: Final answer
    x = 75,454.34

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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.