Home / 201,882.32-278,595.37-114,666.81

Finding the Fourth Proportional to 201,882.32, 278,595.37 and 114,666.81

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Solution

The fourth proportional to 201,882.32, 278,595.37 and 114,666.81 is: 158,238.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,882.32 : 278,595.37 = 114,666.81 : x
  2. Step 2: Convert to fraction form
    201,882.32/278,595.37 = 114,666.81/x
  3. Step 3: Cross multiply
    201,882.32x = 278,595.37 × 114,666.81
  4. Step 4: Simplify right side
    201,882.32x = 31,945,642,358.67
  5. Step 5: Solve for x
    x = 31,945,642,358.67/201,882.32
  6. Step 6: Final answer
    x = 158,238.93

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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.