Home / 434,003.85-651,005.78-114,155.10

Finding the Fourth Proportional to 434,003.85, 651,005.78 and 114,155.10

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Solution

The fourth proportional to 434,003.85, 651,005.78 and 114,155.10 is: 171,232.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,003.85 : 651,005.78 = 114,155.10 : x
  2. Step 2: Convert to fraction form
    434,003.85/651,005.78 = 114,155.10/x
  3. Step 3: Cross multiply
    434,003.85x = 651,005.78 × 114,155.10
  4. Step 4: Simplify right side
    434,003.85x = 74,315,629,345.70
  5. Step 5: Solve for x
    x = 74,315,629,345.70/434,003.85
  6. Step 6: Final answer
    x = 171,232.65

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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.