Home / 40,152.54-60,228.27-12,450.54

Finding the Fourth Proportional to 40,152.54, 60,228.27 and 12,450.54

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Solution

The fourth proportional to 40,152.54, 60,228.27 and 12,450.54 is: 18,675.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,152.54 : 60,228.27 = 12,450.54 : x
  2. Step 2: Convert to fraction form
    40,152.54/60,228.27 = 12,450.54/x
  3. Step 3: Cross multiply
    40,152.54x = 60,228.27 × 12,450.54
  4. Step 4: Simplify right side
    40,152.54x = 749,874,484.77
  5. Step 5: Solve for x
    x = 749,874,484.77/40,152.54
  6. Step 6: Final answer
    x = 18,675.64

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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.