Home / 213,615.63-294,850.94-141,071.49

Finding the Fourth Proportional to 213,615.63, 294,850.94 and 141,071.49

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Solution

The fourth proportional to 213,615.63, 294,850.94 and 141,071.49 is: 194,719.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,615.63 : 294,850.94 = 141,071.49 : x
  2. Step 2: Convert to fraction form
    213,615.63/294,850.94 = 141,071.49/x
  3. Step 3: Cross multiply
    213,615.63x = 294,850.94 × 141,071.49
  4. Step 4: Simplify right side
    213,615.63x = 41,595,060,728.34
  5. Step 5: Solve for x
    x = 41,595,060,728.34/213,615.63
  6. Step 6: Final answer
    x = 194,719.18

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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.