Home / 463,477.20-695,215.80-163,967.55

Finding the Fourth Proportional to 463,477.20, 695,215.80 and 163,967.55

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Solution

The fourth proportional to 463,477.20, 695,215.80 and 163,967.55 is: 245,951.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,477.20 : 695,215.80 = 163,967.55 : x
  2. Step 2: Convert to fraction form
    463,477.20/695,215.80 = 163,967.55/x
  3. Step 3: Cross multiply
    463,477.20x = 695,215.80 × 163,967.55
  4. Step 4: Simplify right side
    463,477.20x = 113,992,831,447.29
  5. Step 5: Solve for x
    x = 113,992,831,447.29/463,477.20
  6. Step 6: Final answer
    x = 245,951.33

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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.