Home / 187,749.96-281,622.51-45,596.40

Finding the Fourth Proportional to 187,749.96, 281,622.51 and 45,596.40

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Solution

The fourth proportional to 187,749.96, 281,622.51 and 45,596.40 is: 68,394.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,749.96 : 281,622.51 = 45,596.40 : x
  2. Step 2: Convert to fraction form
    187,749.96/281,622.51 = 45,596.40/x
  3. Step 3: Cross multiply
    187,749.96x = 281,622.51 × 45,596.40
  4. Step 4: Simplify right side
    187,749.96x = 12,840,972,614.96
  5. Step 5: Solve for x
    x = 12,840,972,614.96/187,749.96
  6. Step 6: Final answer
    x = 68,394.01

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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.