Home / 89,450.48-123,442.62-48,614.60

Finding the Fourth Proportional to 89,450.48, 123,442.62 and 48,614.60

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Solution

The fourth proportional to 89,450.48, 123,442.62 and 48,614.60 is: 67,088.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,450.48 : 123,442.62 = 48,614.60 : x
  2. Step 2: Convert to fraction form
    89,450.48/123,442.62 = 48,614.60/x
  3. Step 3: Cross multiply
    89,450.48x = 123,442.62 × 48,614.60
  4. Step 4: Simplify right side
    89,450.48x = 6,001,113,942.95
  5. Step 5: Solve for x
    x = 6,001,113,942.95/89,450.48
  6. Step 6: Final answer
    x = 67,088.67

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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.