Home / 168,887.16-233,096.40-120,619.80

Finding the Fourth Proportional to 168,887.16, 233,096.40 and 120,619.80

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Solution

The fourth proportional to 168,887.16, 233,096.40 and 120,619.80 is: 166,478.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,887.16 : 233,096.40 = 120,619.80 : x
  2. Step 2: Convert to fraction form
    168,887.16/233,096.40 = 120,619.80/x
  3. Step 3: Cross multiply
    168,887.16x = 233,096.40 × 120,619.80
  4. Step 4: Simplify right side
    168,887.16x = 28,116,041,148.72
  5. Step 5: Solve for x
    x = 28,116,041,148.72/168,887.16
  6. Step 6: Final answer
    x = 166,478.26

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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.