Home / 65,501.73-98,170.43-28,017.77

Finding the Fourth Proportional to 65,501.73, 98,170.43 and 28,017.77

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Solution

The fourth proportional to 65,501.73, 98,170.43 and 28,017.77 is: 41,991.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,501.73 : 98,170.43 = 28,017.77 : x
  2. Step 2: Convert to fraction form
    65,501.73/98,170.43 = 28,017.77/x
  3. Step 3: Cross multiply
    65,501.73x = 98,170.43 × 28,017.77
  4. Step 4: Simplify right side
    65,501.73x = 2,750,515,897.60
  5. Step 5: Solve for x
    x = 2,750,515,897.60/65,501.73
  6. Step 6: Final answer
    x = 41,991.50

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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.