Home / 98,896-148,362.60-39,736.40

Finding the Fourth Proportional to 98,896, 148,362.60 and 39,736.40

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Solution

The fourth proportional to 98,896, 148,362.60 and 39,736.40 is: 59,612.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,896 : 148,362.60 = 39,736.40 : x
  2. Step 2: Convert to fraction form
    98,896/148,362.60 = 39,736.40/x
  3. Step 3: Cross multiply
    98,896x = 148,362.60 × 39,736.40
  4. Step 4: Simplify right side
    98,896x = 5,895,395,618.64
  5. Step 5: Solve for x
    x = 5,895,395,618.64/98,896
  6. Step 6: Final answer
    x = 59,612.07

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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.