Home / 147,928.32-204,091.14-84,220.98

Finding the Fourth Proportional to 147,928.32, 204,091.14 and 84,220.98

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Solution

The fourth proportional to 147,928.32, 204,091.14 and 84,220.98 is: 116,196.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,928.32 : 204,091.14 = 84,220.98 : x
  2. Step 2: Convert to fraction form
    147,928.32/204,091.14 = 84,220.98/x
  3. Step 3: Cross multiply
    147,928.32x = 204,091.14 × 84,220.98
  4. Step 4: Simplify right side
    147,928.32x = 17,188,755,820.12
  5. Step 5: Solve for x
    x = 17,188,755,820.12/147,928.32
  6. Step 6: Final answer
    x = 116,196.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.