Home / 193,965.54-290,948.34-53,724.18

Finding the Fourth Proportional to 193,965.54, 290,948.34 and 53,724.18

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Solution

The fourth proportional to 193,965.54, 290,948.34 and 53,724.18 is: 80,586.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,965.54 : 290,948.34 = 53,724.18 : x
  2. Step 2: Convert to fraction form
    193,965.54/290,948.34 = 53,724.18/x
  3. Step 3: Cross multiply
    193,965.54x = 290,948.34 × 53,724.18
  4. Step 4: Simplify right side
    193,965.54x = 15,630,960,988.86
  5. Step 5: Solve for x
    x = 15,630,960,988.86/193,965.54
  6. Step 6: Final answer
    x = 80,586.28

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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.