Home / 124,440.88-171,673.76-84,140.06

Finding the Fourth Proportional to 124,440.88, 171,673.76 and 84,140.06

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Solution

The fourth proportional to 124,440.88, 171,673.76 and 84,140.06 is: 116,076.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,440.88 : 171,673.76 = 84,140.06 : x
  2. Step 2: Convert to fraction form
    124,440.88/171,673.76 = 84,140.06/x
  3. Step 3: Cross multiply
    124,440.88x = 171,673.76 × 84,140.06
  4. Step 4: Simplify right side
    124,440.88x = 14,444,640,466.83
  5. Step 5: Solve for x
    x = 14,444,640,466.83/124,440.88
  6. Step 6: Final answer
    x = 116,076.33

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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.