Home / 124,266.36-171,487.56-67,677.74

Finding the Fourth Proportional to 124,266.36, 171,487.56 and 67,677.74

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Solution

The fourth proportional to 124,266.36, 171,487.56 and 67,677.74 is: 93,395.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,266.36 : 171,487.56 = 67,677.74 : x
  2. Step 2: Convert to fraction form
    124,266.36/171,487.56 = 67,677.74/x
  3. Step 3: Cross multiply
    124,266.36x = 171,487.56 × 67,677.74
  4. Step 4: Simplify right side
    124,266.36x = 11,605,890,498.91
  5. Step 5: Solve for x
    x = 11,605,890,498.91/124,266.36
  6. Step 6: Final answer
    x = 93,395.27

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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.