Home / 233,582.72-322,344.06-126,152.78

Finding the Fourth Proportional to 233,582.72, 322,344.06 and 126,152.78

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Solution

The fourth proportional to 233,582.72, 322,344.06 and 126,152.78 is: 174,090.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,582.72 : 322,344.06 = 126,152.78 : x
  2. Step 2: Convert to fraction form
    233,582.72/322,344.06 = 126,152.78/x
  3. Step 3: Cross multiply
    233,582.72x = 322,344.06 × 126,152.78
  4. Step 4: Simplify right side
    233,582.72x = 40,664,599,285.49
  5. Step 5: Solve for x
    x = 40,664,599,285.49/233,582.72
  6. Step 6: Final answer
    x = 174,090.79

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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.