Home / 186,771.48-280,239.57-98,003.58

Finding the Fourth Proportional to 186,771.48, 280,239.57 and 98,003.58

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Solution

The fourth proportional to 186,771.48, 280,239.57 and 98,003.58 is: 147,048.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,771.48 : 280,239.57 = 98,003.58 : x
  2. Step 2: Convert to fraction form
    186,771.48/280,239.57 = 98,003.58/x
  3. Step 3: Cross multiply
    186,771.48x = 280,239.57 × 98,003.58
  4. Step 4: Simplify right side
    186,771.48x = 27,464,481,117.66
  5. Step 5: Solve for x
    x = 27,464,481,117.66/186,771.48
  6. Step 6: Final answer
    x = 147,048.58

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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.