Home / 212,604.66-293,394.45-117,111.36

Finding the Fourth Proportional to 212,604.66, 293,394.45 and 117,111.36

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Solution

The fourth proportional to 212,604.66, 293,394.45 and 117,111.36 is: 161,613.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,604.66 : 293,394.45 = 117,111.36 : x
  2. Step 2: Convert to fraction form
    212,604.66/293,394.45 = 117,111.36/x
  3. Step 3: Cross multiply
    212,604.66x = 293,394.45 × 117,111.36
  4. Step 4: Simplify right side
    212,604.66x = 34,359,823,055.95
  5. Step 5: Solve for x
    x = 34,359,823,055.95/212,604.66
  6. Step 6: Final answer
    x = 161,613.69

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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.