Home / 168,440.60-232,487.12-111,090.28

Finding the Fourth Proportional to 168,440.60, 232,487.12 and 111,090.28

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Solution

The fourth proportional to 168,440.60, 232,487.12 and 111,090.28 is: 153,330.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,440.60 : 232,487.12 = 111,090.28 : x
  2. Step 2: Convert to fraction form
    168,440.60/232,487.12 = 111,090.28/x
  3. Step 3: Cross multiply
    168,440.60x = 232,487.12 × 111,090.28
  4. Step 4: Simplify right side
    168,440.60x = 25,827,059,257.19
  5. Step 5: Solve for x
    x = 25,827,059,257.19/168,440.60
  6. Step 6: Final answer
    x = 153,330.37

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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.