Home / 186,759.54-280,141.26-53,639.49

Finding the Fourth Proportional to 186,759.54, 280,141.26 and 53,639.49

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Solution

The fourth proportional to 186,759.54, 280,141.26 and 53,639.49 is: 80,459.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,759.54 : 280,141.26 = 53,639.49 : x
  2. Step 2: Convert to fraction form
    186,759.54/280,141.26 = 53,639.49/x
  3. Step 3: Cross multiply
    186,759.54x = 280,141.26 × 53,639.49
  4. Step 4: Simplify right side
    186,759.54x = 15,026,634,314.36
  5. Step 5: Solve for x
    x = 15,026,634,314.36/186,759.54
  6. Step 6: Final answer
    x = 80,459.80

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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.