Home / 180,023.34-248,431.43-99,450.86

Finding the Fourth Proportional to 180,023.34, 248,431.43 and 99,450.86

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Solution

The fourth proportional to 180,023.34, 248,431.43 and 99,450.86 is: 137,241.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,023.34 : 248,431.43 = 99,450.86 : x
  2. Step 2: Convert to fraction form
    180,023.34/248,431.43 = 99,450.86/x
  3. Step 3: Cross multiply
    180,023.34x = 248,431.43 × 99,450.86
  4. Step 4: Simplify right side
    180,023.34x = 24,706,719,364.53
  5. Step 5: Solve for x
    x = 24,706,719,364.53/180,023.34
  6. Step 6: Final answer
    x = 137,241.76

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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.