Home / 124,518.49-171,838.25-67,929.82

Finding the Fourth Proportional to 124,518.49, 171,838.25 and 67,929.82

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Solution

The fourth proportional to 124,518.49, 171,838.25 and 67,929.82 is: 93,744.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,518.49 : 171,838.25 = 67,929.82 : x
  2. Step 2: Convert to fraction form
    124,518.49/171,838.25 = 67,929.82/x
  3. Step 3: Cross multiply
    124,518.49x = 171,838.25 × 67,929.82
  4. Step 4: Simplify right side
    124,518.49x = 11,672,941,391.62
  5. Step 5: Solve for x
    x = 11,672,941,391.62/124,518.49
  6. Step 6: Final answer
    x = 93,744.64

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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.