Home / 163,822.64-245,734.04-45,494.16

Finding the Fourth Proportional to 163,822.64, 245,734.04 and 45,494.16

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Solution

The fourth proportional to 163,822.64, 245,734.04 and 45,494.16 is: 68,241.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,822.64 : 245,734.04 = 45,494.16 : x
  2. Step 2: Convert to fraction form
    163,822.64/245,734.04 = 45,494.16/x
  3. Step 3: Cross multiply
    163,822.64x = 245,734.04 × 45,494.16
  4. Step 4: Simplify right side
    163,822.64x = 11,179,463,733.21
  5. Step 5: Solve for x
    x = 11,179,463,733.21/163,822.64
  6. Step 6: Final answer
    x = 68,241.26

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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.