Home / 209,801.56-289,529.46-114,308.22

Finding the Fourth Proportional to 209,801.56, 289,529.46 and 114,308.22

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Solution

The fourth proportional to 209,801.56, 289,529.46 and 114,308.22 is: 157,747.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,801.56 : 289,529.46 = 114,308.22 : x
  2. Step 2: Convert to fraction form
    209,801.56/289,529.46 = 114,308.22/x
  3. Step 3: Cross multiply
    209,801.56x = 289,529.46 × 114,308.22
  4. Step 4: Simplify right side
    209,801.56x = 33,095,597,210.16
  5. Step 5: Solve for x
    x = 33,095,597,210.16/209,801.56
  6. Step 6: Final answer
    x = 157,747.15

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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.