Home / 212,351.54-293,058.18-116,879.30

Finding the Fourth Proportional to 212,351.54, 293,058.18 and 116,879.30

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Solution

The fourth proportional to 212,351.54, 293,058.18 and 116,879.30 is: 161,300.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,351.54 : 293,058.18 = 116,879.30 : x
  2. Step 2: Convert to fraction form
    212,351.54/293,058.18 = 116,879.30/x
  3. Step 3: Cross multiply
    212,351.54x = 293,058.18 × 116,879.30
  4. Step 4: Simplify right side
    212,351.54x = 34,252,434,937.67
  5. Step 5: Solve for x
    x = 34,252,434,937.67/212,351.54
  6. Step 6: Final answer
    x = 161,300.62

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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.