Home / 165,435.14-248,152.74-40,776.14

Finding the Fourth Proportional to 165,435.14, 248,152.74 and 40,776.14

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Solution

The fourth proportional to 165,435.14, 248,152.74 and 40,776.14 is: 61,164.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,435.14 : 248,152.74 = 40,776.14 : x
  2. Step 2: Convert to fraction form
    165,435.14/248,152.74 = 40,776.14/x
  3. Step 3: Cross multiply
    165,435.14x = 248,152.74 × 40,776.14
  4. Step 4: Simplify right side
    165,435.14x = 10,118,709,626.86
  5. Step 5: Solve for x
    x = 10,118,709,626.86/165,435.14
  6. Step 6: Final answer
    x = 61,164.21

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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.