Home / 228,232.02-342,365.85-76,429.67

Finding the Fourth Proportional to 228,232.02, 342,365.85 and 76,429.67

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Solution

The fourth proportional to 228,232.02, 342,365.85 and 76,429.67 is: 114,650.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,232.02 : 342,365.85 = 76,429.67 : x
  2. Step 2: Convert to fraction form
    228,232.02/342,365.85 = 76,429.67/x
  3. Step 3: Cross multiply
    228,232.02x = 342,365.85 × 76,429.67
  4. Step 4: Simplify right side
    228,232.02x = 26,166,907,222.94
  5. Step 5: Solve for x
    x = 26,166,907,222.94/228,232.02
  6. Step 6: Final answer
    x = 114,650.47

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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.