Home / 191,003.60-263,503.32-119,334.80

Finding the Fourth Proportional to 191,003.60, 263,503.32 and 119,334.80

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Solution

The fourth proportional to 191,003.60, 263,503.32 and 119,334.80 is: 164,631.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,003.60 : 263,503.32 = 119,334.80 : x
  2. Step 2: Convert to fraction form
    191,003.60/263,503.32 = 119,334.80/x
  3. Step 3: Cross multiply
    191,003.60x = 263,503.32 × 119,334.80
  4. Step 4: Simplify right side
    191,003.60x = 31,445,115,991.54
  5. Step 5: Solve for x
    x = 31,445,115,991.54/191,003.60
  6. Step 6: Final answer
    x = 164,631.01

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1.5x scale

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.