Home / 235,409.02-324,857.66-133,443.91

Finding the Fourth Proportional to 235,409.02, 324,857.66 and 133,443.91

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Solution

The fourth proportional to 235,409.02, 324,857.66 and 133,443.91 is: 184,148.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,409.02 : 324,857.66 = 133,443.91 : x
  2. Step 2: Convert to fraction form
    235,409.02/324,857.66 = 133,443.91/x
  3. Step 3: Cross multiply
    235,409.02x = 324,857.66 × 133,443.91
  4. Step 4: Simplify right side
    235,409.02x = 43,350,275,381.31
  5. Step 5: Solve for x
    x = 43,350,275,381.31/235,409.02
  6. Step 6: Final answer
    x = 184,148.74

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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.