Home / 163,101.78-244,649.43-92,830.50

Finding the Fourth Proportional to 163,101.78, 244,649.43 and 92,830.50

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Solution

The fourth proportional to 163,101.78, 244,649.43 and 92,830.50 is: 139,243.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,101.78 : 244,649.43 = 92,830.50 : x
  2. Step 2: Convert to fraction form
    163,101.78/244,649.43 = 92,830.50/x
  3. Step 3: Cross multiply
    163,101.78x = 244,649.43 × 92,830.50
  4. Step 4: Simplify right side
    163,101.78x = 22,710,928,911.62
  5. Step 5: Solve for x
    x = 22,710,928,911.62/163,101.78
  6. Step 6: Final answer
    x = 139,243.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.