Home / 185,662.28-256,226.58-105,089.48

Finding the Fourth Proportional to 185,662.28, 256,226.58 and 105,089.48

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Solution

The fourth proportional to 185,662.28, 256,226.58 and 105,089.48 is: 145,030.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,662.28 : 256,226.58 = 105,089.48 : x
  2. Step 2: Convert to fraction form
    185,662.28/256,226.58 = 105,089.48/x
  3. Step 3: Cross multiply
    185,662.28x = 256,226.58 × 105,089.48
  4. Step 4: Simplify right side
    185,662.28x = 26,926,718,054.38
  5. Step 5: Solve for x
    x = 26,926,718,054.38/185,662.28
  6. Step 6: Final answer
    x = 145,030.63

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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.