Home / 196,047.51-294,085.32-82,080.63

Finding the Fourth Proportional to 196,047.51, 294,085.32 and 82,080.63

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Solution

The fourth proportional to 196,047.51, 294,085.32 and 82,080.63 is: 123,126.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,047.51 : 294,085.32 = 82,080.63 : x
  2. Step 2: Convert to fraction form
    196,047.51/294,085.32 = 82,080.63/x
  3. Step 3: Cross multiply
    196,047.51x = 294,085.32 × 82,080.63
  4. Step 4: Simplify right side
    196,047.51x = 24,138,709,442.17
  5. Step 5: Solve for x
    x = 24,138,709,442.17/196,047.51
  6. Step 6: Final answer
    x = 123,126.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.