Home / 56,181.05-84,260.19-20,630.16

Finding the Fourth Proportional to 56,181.05, 84,260.19 and 20,630.16

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Solution

The fourth proportional to 56,181.05, 84,260.19 and 20,630.16 is: 30,941.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,181.05 : 84,260.19 = 20,630.16 : x
  2. Step 2: Convert to fraction form
    56,181.05/84,260.19 = 20,630.16/x
  3. Step 3: Cross multiply
    56,181.05x = 84,260.19 × 20,630.16
  4. Step 4: Simplify right side
    56,181.05x = 1,738,301,278.69
  5. Step 5: Solve for x
    x = 1,738,301,278.69/56,181.05
  6. Step 6: Final answer
    x = 30,941.06

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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.