Home / 66,209.20-99,362.40-44,015.20

Finding the Fourth Proportional to 66,209.20, 99,362.40 and 44,015.20

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Solution

The fourth proportional to 66,209.20, 99,362.40 and 44,015.20 is: 66,055.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,209.20 : 99,362.40 = 44,015.20 : x
  2. Step 2: Convert to fraction form
    66,209.20/99,362.40 = 44,015.20/x
  3. Step 3: Cross multiply
    66,209.20x = 99,362.40 × 44,015.20
  4. Step 4: Simplify right side
    66,209.20x = 4,373,455,908.48
  5. Step 5: Solve for x
    x = 4,373,455,908.48/66,209.20
  6. Step 6: Final answer
    x = 66,055.11

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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.