Home / 152,230.74-228,323.43-39,912.90

Finding the Fourth Proportional to 152,230.74, 228,323.43 and 39,912.90

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Solution

The fourth proportional to 152,230.74, 228,323.43 and 39,912.90 is: 59,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,230.74 : 228,323.43 = 39,912.90 : x
  2. Step 2: Convert to fraction form
    152,230.74/228,323.43 = 39,912.90/x
  3. Step 3: Cross multiply
    152,230.74x = 228,323.43 × 39,912.90
  4. Step 4: Simplify right side
    152,230.74x = 9,113,050,229.25
  5. Step 5: Solve for x
    x = 9,113,050,229.25/152,230.74
  6. Step 6: Final answer
    x = 59,863.40

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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.