Home / 65,499.03-98,166.33-28,015.04

Finding the Fourth Proportional to 65,499.03, 98,166.33 and 28,015.04

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Solution

The fourth proportional to 65,499.03, 98,166.33 and 28,015.04 is: 41,987.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,499.03 : 98,166.33 = 28,015.04 : x
  2. Step 2: Convert to fraction form
    65,499.03/98,166.33 = 28,015.04/x
  3. Step 3: Cross multiply
    65,499.03x = 98,166.33 × 28,015.04
  4. Step 4: Simplify right side
    65,499.03x = 2,750,133,907.02
  5. Step 5: Solve for x
    x = 2,750,133,907.02/65,499.03
  6. Step 6: Final answer
    x = 41,987.40

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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.