Home / 185,829.24-256,445.04-109,351.32

Finding the Fourth Proportional to 185,829.24, 256,445.04 and 109,351.32

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Solution

The fourth proportional to 185,829.24, 256,445.04 and 109,351.32 is: 150,905.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,829.24 : 256,445.04 = 109,351.32 : x
  2. Step 2: Convert to fraction form
    185,829.24/256,445.04 = 109,351.32/x
  3. Step 3: Cross multiply
    185,829.24x = 256,445.04 × 109,351.32
  4. Step 4: Simplify right side
    185,829.24x = 28,042,603,631.45
  5. Step 5: Solve for x
    x = 28,042,603,631.45/185,829.24
  6. Step 6: Final answer
    x = 150,905.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.