Home / 108,924.32-163,396.52-42,369.48

Finding the Fourth Proportional to 108,924.32, 163,396.52 and 42,369.48

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Solution

The fourth proportional to 108,924.32, 163,396.52 and 42,369.48 is: 63,558.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,924.32 : 163,396.52 = 42,369.48 : x
  2. Step 2: Convert to fraction form
    108,924.32/163,396.52 = 42,369.48/x
  3. Step 3: Cross multiply
    108,924.32x = 163,396.52 × 42,369.48
  4. Step 4: Simplify right side
    108,924.32x = 6,923,025,586.21
  5. Step 5: Solve for x
    x = 6,923,025,586.21/108,924.32
  6. Step 6: Final answer
    x = 63,558.13

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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.