Home / 196,203.58-270,728.64-123,595.18

Finding the Fourth Proportional to 196,203.58, 270,728.64 and 123,595.18

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Solution

The fourth proportional to 196,203.58, 270,728.64 and 123,595.18 is: 170,541.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,203.58 : 270,728.64 = 123,595.18 : x
  2. Step 2: Convert to fraction form
    196,203.58/270,728.64 = 123,595.18/x
  3. Step 3: Cross multiply
    196,203.58x = 270,728.64 × 123,595.18
  4. Step 4: Simplify right side
    196,203.58x = 33,460,754,991.96
  5. Step 5: Solve for x
    x = 33,460,754,991.96/196,203.58
  6. Step 6: Final answer
    x = 170,541.00

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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.