Home / 223,225.52-308,050.32-121,250.16

Finding the Fourth Proportional to 223,225.52, 308,050.32 and 121,250.16

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Solution

The fourth proportional to 223,225.52, 308,050.32 and 121,250.16 is: 167,324.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,225.52 : 308,050.32 = 121,250.16 : x
  2. Step 2: Convert to fraction form
    223,225.52/308,050.32 = 121,250.16/x
  3. Step 3: Cross multiply
    223,225.52x = 308,050.32 × 121,250.16
  4. Step 4: Simplify right side
    223,225.52x = 37,351,150,588.05
  5. Step 5: Solve for x
    x = 37,351,150,588.05/223,225.52
  6. Step 6: Final answer
    x = 167,324.73

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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.