Home / 214,346.66-295,812-123,719.40

Finding the Fourth Proportional to 214,346.66, 295,812 and 123,719.40

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Solution

The fourth proportional to 214,346.66, 295,812 and 123,719.40 is: 170,740.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,346.66 : 295,812 = 123,719.40 : x
  2. Step 2: Convert to fraction form
    214,346.66/295,812 = 123,719.40/x
  3. Step 3: Cross multiply
    214,346.66x = 295,812 × 123,719.40
  4. Step 4: Simplify right side
    214,346.66x = 36,597,683,152.80
  5. Step 5: Solve for x
    x = 36,597,683,152.80/214,346.66
  6. Step 6: Final answer
    x = 170,740.63

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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.