Home / 223,550.44-308,501.68-121,576.86

Finding the Fourth Proportional to 223,550.44, 308,501.68 and 121,576.86

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Solution

The fourth proportional to 223,550.44, 308,501.68 and 121,576.86 is: 167,777.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,550.44 : 308,501.68 = 121,576.86 : x
  2. Step 2: Convert to fraction form
    223,550.44/308,501.68 = 121,576.86/x
  3. Step 3: Cross multiply
    223,550.44x = 308,501.68 × 121,576.86
  4. Step 4: Simplify right side
    223,550.44x = 37,506,665,559.12
  5. Step 5: Solve for x
    x = 37,506,665,559.12/223,550.44
  6. Step 6: Final answer
    x = 167,777.19

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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.