Home / 171,273.18-236,299.23-99,594.21

Finding the Fourth Proportional to 171,273.18, 236,299.23 and 99,594.21

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Solution

The fourth proportional to 171,273.18, 236,299.23 and 99,594.21 is: 137,406.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,273.18 : 236,299.23 = 99,594.21 : x
  2. Step 2: Convert to fraction form
    171,273.18/236,299.23 = 99,594.21/x
  3. Step 3: Cross multiply
    171,273.18x = 236,299.23 × 99,594.21
  4. Step 4: Simplify right side
    171,273.18x = 23,534,035,135.46
  5. Step 5: Solve for x
    x = 23,534,035,135.46/171,273.18
  6. Step 6: Final answer
    x = 137,406.42

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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.