Home / 209,652.56-289,320.34-114,159.94

Finding the Fourth Proportional to 209,652.56, 289,320.34 and 114,159.94

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Solution

The fourth proportional to 209,652.56, 289,320.34 and 114,159.94 is: 157,540.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,652.56 : 289,320.34 = 114,159.94 : x
  2. Step 2: Convert to fraction form
    209,652.56/289,320.34 = 114,159.94/x
  3. Step 3: Cross multiply
    209,652.56x = 289,320.34 × 114,159.94
  4. Step 4: Simplify right side
    209,652.56x = 33,028,792,655.18
  5. Step 5: Solve for x
    x = 33,028,792,655.18/209,652.56
  6. Step 6: Final answer
    x = 157,540.61

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1.5x scale

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.