Home / 212,475.36-293,218.32-116,984.40

Finding the Fourth Proportional to 212,475.36, 293,218.32 and 116,984.40

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Solution

The fourth proportional to 212,475.36, 293,218.32 and 116,984.40 is: 161,439.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,475.36 : 293,218.32 = 116,984.40 : x
  2. Step 2: Convert to fraction form
    212,475.36/293,218.32 = 116,984.40/x
  3. Step 3: Cross multiply
    212,475.36x = 293,218.32 × 116,984.40
  4. Step 4: Simplify right side
    212,475.36x = 34,301,969,234.21
  5. Step 5: Solve for x
    x = 34,301,969,234.21/212,475.36
  6. Step 6: Final answer
    x = 161,439.75

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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.