Home / 310,036.41-427,893.03-172,246.23

Finding the Fourth Proportional to 310,036.41, 427,893.03 and 172,246.23

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Solution

The fourth proportional to 310,036.41, 427,893.03 and 172,246.23 is: 237,723.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,036.41 : 427,893.03 = 172,246.23 : x
  2. Step 2: Convert to fraction form
    310,036.41/427,893.03 = 172,246.23/x
  3. Step 3: Cross multiply
    310,036.41x = 427,893.03 × 172,246.23
  4. Step 4: Simplify right side
    310,036.41x = 73,702,961,260.78
  5. Step 5: Solve for x
    x = 73,702,961,260.78/310,036.41
  6. Step 6: Final answer
    x = 237,723.57

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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.