Home / 190,768.32-285,886.56-162,541.44

Finding the Fourth Proportional to 190,768.32, 285,886.56 and 162,541.44

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Solution

The fourth proportional to 190,768.32, 285,886.56 and 162,541.44 is: 243,585.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,768.32 : 285,886.56 = 162,541.44 : x
  2. Step 2: Convert to fraction form
    190,768.32/285,886.56 = 162,541.44/x
  3. Step 3: Cross multiply
    190,768.32x = 285,886.56 × 162,541.44
  4. Step 4: Simplify right side
    190,768.32x = 46,468,413,139.05
  5. Step 5: Solve for x
    x = 46,468,413,139.05/190,768.32
  6. Step 6: Final answer
    x = 243,585.59

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1.5x scale

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.