Home / 185,852.45-256,471.39-109,376.05

Finding the Fourth Proportional to 185,852.45, 256,471.39 and 109,376.05

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Solution

The fourth proportional to 185,852.45, 256,471.39 and 109,376.05 is: 150,936.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,852.45 : 256,471.39 = 109,376.05 : x
  2. Step 2: Convert to fraction form
    185,852.45/256,471.39 = 109,376.05/x
  3. Step 3: Cross multiply
    185,852.45x = 256,471.39 × 109,376.05
  4. Step 4: Simplify right side
    185,852.45x = 28,051,827,552.63
  5. Step 5: Solve for x
    x = 28,051,827,552.63/185,852.45
  6. Step 6: Final answer
    x = 150,936.01

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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.