Home / 186,904.98-280,249.74-127,812.24

Finding the Fourth Proportional to 186,904.98, 280,249.74 and 127,812.24

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Solution

The fourth proportional to 186,904.98, 280,249.74 and 127,812.24 is: 191,644.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,904.98 : 280,249.74 = 127,812.24 : x
  2. Step 2: Convert to fraction form
    186,904.98/280,249.74 = 127,812.24/x
  3. Step 3: Cross multiply
    186,904.98x = 280,249.74 × 127,812.24
  4. Step 4: Simplify right side
    186,904.98x = 35,819,347,028.82
  5. Step 5: Solve for x
    x = 35,819,347,028.82/186,904.98
  6. Step 6: Final answer
    x = 191,644.69

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1.5x scale

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.