Home / 98,005.48-147,009.84-27,886.60

Finding the Fourth Proportional to 98,005.48, 147,009.84 and 27,886.60

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Solution

The fourth proportional to 98,005.48, 147,009.84 and 27,886.60 is: 41,830.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,005.48 : 147,009.84 = 27,886.60 : x
  2. Step 2: Convert to fraction form
    98,005.48/147,009.84 = 27,886.60/x
  3. Step 3: Cross multiply
    98,005.48x = 147,009.84 × 27,886.60
  4. Step 4: Simplify right side
    98,005.48x = 4,099,604,604.14
  5. Step 5: Solve for x
    x = 4,099,604,604.14/98,005.48
  6. Step 6: Final answer
    x = 41,830.36

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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.