Home / 82,783.48-114,240.66-45,058.36

Finding the Fourth Proportional to 82,783.48, 114,240.66 and 45,058.36

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Solution

The fourth proportional to 82,783.48, 114,240.66 and 45,058.36 is: 62,180.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,783.48 : 114,240.66 = 45,058.36 : x
  2. Step 2: Convert to fraction form
    82,783.48/114,240.66 = 45,058.36/x
  3. Step 3: Cross multiply
    82,783.48x = 114,240.66 × 45,058.36
  4. Step 4: Simplify right side
    82,783.48x = 5,147,496,784.92
  5. Step 5: Solve for x
    x = 5,147,496,784.92/82,783.48
  6. Step 6: Final answer
    x = 62,180.24

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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.