Home / 222,762.36-334,065.75-89,608.08

Finding the Fourth Proportional to 222,762.36, 334,065.75 and 89,608.08

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Solution

The fourth proportional to 222,762.36, 334,065.75 and 89,608.08 is: 134,380.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,762.36 : 334,065.75 = 89,608.08 : x
  2. Step 2: Convert to fraction form
    222,762.36/334,065.75 = 89,608.08/x
  3. Step 3: Cross multiply
    222,762.36x = 334,065.75 × 89,608.08
  4. Step 4: Simplify right side
    222,762.36x = 29,934,990,451.26
  5. Step 5: Solve for x
    x = 29,934,990,451.26/222,762.36
  6. Step 6: Final answer
    x = 134,380.83

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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.