Home / 108,368.60-162,519.62-38,231.51

Finding the Fourth Proportional to 108,368.60, 162,519.62 and 38,231.51

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Solution

The fourth proportional to 108,368.60, 162,519.62 and 38,231.51 is: 57,335.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,368.60 : 162,519.62 = 38,231.51 : x
  2. Step 2: Convert to fraction form
    108,368.60/162,519.62 = 38,231.51/x
  3. Step 3: Cross multiply
    108,368.60x = 162,519.62 × 38,231.51
  4. Step 4: Simplify right side
    108,368.60x = 6,213,369,473.47
  5. Step 5: Solve for x
    x = 6,213,369,473.47/108,368.60
  6. Step 6: Final answer
    x = 57,335.52

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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.