Home / 147,880.44-221,968.62-69,050.16

Finding the Fourth Proportional to 147,880.44, 221,968.62 and 69,050.16

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Solution

The fourth proportional to 147,880.44, 221,968.62 and 69,050.16 is: 103,644.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,880.44 : 221,968.62 = 69,050.16 : x
  2. Step 2: Convert to fraction form
    147,880.44/221,968.62 = 69,050.16/x
  3. Step 3: Cross multiply
    147,880.44x = 221,968.62 × 69,050.16
  4. Step 4: Simplify right side
    147,880.44x = 15,326,968,725.98
  5. Step 5: Solve for x
    x = 15,326,968,725.98/147,880.44
  6. Step 6: Final answer
    x = 103,644.33

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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.