Home / 233,386.66-322,081.26-142,782.88

Finding the Fourth Proportional to 233,386.66, 322,081.26 and 142,782.88

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Solution

The fourth proportional to 233,386.66, 322,081.26 and 142,782.88 is: 197,045.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,386.66 : 322,081.26 = 142,782.88 : x
  2. Step 2: Convert to fraction form
    233,386.66/322,081.26 = 142,782.88/x
  3. Step 3: Cross multiply
    233,386.66x = 322,081.26 × 142,782.88
  4. Step 4: Simplify right side
    233,386.66x = 45,987,689,896.83
  5. Step 5: Solve for x
    x = 45,987,689,896.83/233,386.66
  6. Step 6: Final answer
    x = 197,045.07

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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.