Home / 235,042.46-324,362.40-133,065.26

Finding the Fourth Proportional to 235,042.46, 324,362.40 and 133,065.26

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Solution

The fourth proportional to 235,042.46, 324,362.40 and 133,065.26 is: 183,632.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,042.46 : 324,362.40 = 133,065.26 : x
  2. Step 2: Convert to fraction form
    235,042.46/324,362.40 = 133,065.26/x
  3. Step 3: Cross multiply
    235,042.46x = 324,362.40 × 133,065.26
  4. Step 4: Simplify right side
    235,042.46x = 43,161,367,090.22
  5. Step 5: Solve for x
    x = 43,161,367,090.22/235,042.46
  6. Step 6: Final answer
    x = 183,632.21

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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.