Home / 219,928.41-303,497.42-133,856.19

Finding the Fourth Proportional to 219,928.41, 303,497.42 and 133,856.19

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Solution

The fourth proportional to 219,928.41, 303,497.42 and 133,856.19 is: 184,719.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,928.41 : 303,497.42 = 133,856.19 : x
  2. Step 2: Convert to fraction form
    219,928.41/303,497.42 = 133,856.19/x
  3. Step 3: Cross multiply
    219,928.41x = 303,497.42 × 133,856.19
  4. Step 4: Simplify right side
    219,928.41x = 40,625,007,646.75
  5. Step 5: Solve for x
    x = 40,625,007,646.75/219,928.41
  6. Step 6: Final answer
    x = 184,719.23

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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.