Home / 212,616.36-293,410.80-117,123.12

Finding the Fourth Proportional to 212,616.36, 293,410.80 and 117,123.12

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Solution

The fourth proportional to 212,616.36, 293,410.80 and 117,123.12 is: 161,630.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,616.36 : 293,410.80 = 117,123.12 : x
  2. Step 2: Convert to fraction form
    212,616.36/293,410.80 = 117,123.12/x
  3. Step 3: Cross multiply
    212,616.36x = 293,410.80 × 117,123.12
  4. Step 4: Simplify right side
    212,616.36x = 34,365,188,337.70
  5. Step 5: Solve for x
    x = 34,365,188,337.70/212,616.36
  6. Step 6: Final answer
    x = 161,630.03

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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.