Home / 189,919.41-284,747.89-83,252.13

Finding the Fourth Proportional to 189,919.41, 284,747.89 and 83,252.13

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Solution

The fourth proportional to 189,919.41, 284,747.89 and 83,252.13 is: 124,820.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,919.41 : 284,747.89 = 83,252.13 : x
  2. Step 2: Convert to fraction form
    189,919.41/284,747.89 = 83,252.13/x
  3. Step 3: Cross multiply
    189,919.41x = 284,747.89 × 83,252.13
  4. Step 4: Simplify right side
    189,919.41x = 23,705,868,355.51
  5. Step 5: Solve for x
    x = 23,705,868,355.51/189,919.41
  6. Step 6: Final answer
    x = 124,820.67

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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.