Home / 181,181.76-271,668-70,244.16

Finding the Fourth Proportional to 181,181.76, 271,668 and 70,244.16

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Solution

The fourth proportional to 181,181.76, 271,668 and 70,244.16 is: 105,325.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,181.76 : 271,668 = 70,244.16 : x
  2. Step 2: Convert to fraction form
    181,181.76/271,668 = 70,244.16/x
  3. Step 3: Cross multiply
    181,181.76x = 271,668 × 70,244.16
  4. Step 4: Simplify right side
    181,181.76x = 19,083,090,458.88
  5. Step 5: Solve for x
    x = 19,083,090,458.88/181,181.76
  6. Step 6: Final answer
    x = 105,325.67

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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.