Home / 108,438.24-162,659.04-38,268.48

Finding the Fourth Proportional to 108,438.24, 162,659.04 and 38,268.48

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Solution

The fourth proportional to 108,438.24, 162,659.04 and 38,268.48 is: 57,403.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,438.24 : 162,659.04 = 38,268.48 : x
  2. Step 2: Convert to fraction form
    108,438.24/162,659.04 = 38,268.48/x
  3. Step 3: Cross multiply
    108,438.24x = 162,659.04 × 38,268.48
  4. Step 4: Simplify right side
    108,438.24x = 6,224,714,219.06
  5. Step 5: Solve for x
    x = 6,224,714,219.06/108,438.24
  6. Step 6: Final answer
    x = 57,403.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.