Home / 209,816.24-289,546.45-114,322.93

Finding the Fourth Proportional to 209,816.24, 289,546.45 and 114,322.93

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Solution

The fourth proportional to 209,816.24, 289,546.45 and 114,322.93 is: 157,765.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,816.24 : 289,546.45 = 114,322.93 : x
  2. Step 2: Convert to fraction form
    209,816.24/289,546.45 = 114,322.93/x
  3. Step 3: Cross multiply
    209,816.24x = 289,546.45 × 114,322.93
  4. Step 4: Simplify right side
    209,816.24x = 33,101,798,535.10
  5. Step 5: Solve for x
    x = 33,101,798,535.10/209,816.24
  6. Step 6: Final answer
    x = 157,765.66

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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.