Home / 196,116.48-270,641.92-106,693.12

Finding the Fourth Proportional to 196,116.48, 270,641.92 and 106,693.12

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Solution

The fourth proportional to 196,116.48, 270,641.92 and 106,693.12 is: 147,237.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,116.48 : 270,641.92 = 106,693.12 : x
  2. Step 2: Convert to fraction form
    196,116.48/270,641.92 = 106,693.12/x
  3. Step 3: Cross multiply
    196,116.48x = 270,641.92 × 106,693.12
  4. Step 4: Simplify right side
    196,116.48x = 28,875,630,847.59
  5. Step 5: Solve for x
    x = 28,875,630,847.59/196,116.48
  6. Step 6: Final answer
    x = 147,237.15

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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.