Home / 168,322.37-232,421.33-160,711.61

Finding the Fourth Proportional to 168,322.37, 232,421.33 and 160,711.61

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Solution

The fourth proportional to 168,322.37, 232,421.33 and 160,711.61 is: 221,912.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,322.37 : 232,421.33 = 160,711.61 : x
  2. Step 2: Convert to fraction form
    168,322.37/232,421.33 = 160,711.61/x
  3. Step 3: Cross multiply
    168,322.37x = 232,421.33 × 160,711.61
  4. Step 4: Simplify right side
    168,322.37x = 37,352,805,382.31
  5. Step 5: Solve for x
    x = 37,352,805,382.31/168,322.37
  6. Step 6: Final answer
    x = 221,912.31

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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.