Home / 258,324.16-356,491.56-142,042.52

Finding the Fourth Proportional to 258,324.16, 356,491.56 and 142,042.52

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Solution

The fourth proportional to 258,324.16, 356,491.56 and 142,042.52 is: 196,021.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,324.16 : 356,491.56 = 142,042.52 : x
  2. Step 2: Convert to fraction form
    258,324.16/356,491.56 = 142,042.52/x
  3. Step 3: Cross multiply
    258,324.16x = 356,491.56 × 142,042.52
  4. Step 4: Simplify right side
    258,324.16x = 50,636,959,541.13
  5. Step 5: Solve for x
    x = 50,636,959,541.13/258,324.16
  6. Step 6: Final answer
    x = 196,021.00

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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.