Home / 48,051.41-66,293.37-30,139.88

Finding the Fourth Proportional to 48,051.41, 66,293.37 and 30,139.88

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Solution

The fourth proportional to 48,051.41, 66,293.37 and 30,139.88 is: 41,582.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,051.41 : 66,293.37 = 30,139.88 : x
  2. Step 2: Convert to fraction form
    48,051.41/66,293.37 = 30,139.88/x
  3. Step 3: Cross multiply
    48,051.41x = 66,293.37 × 30,139.88
  4. Step 4: Simplify right side
    48,051.41x = 1,998,073,885.13
  5. Step 5: Solve for x
    x = 1,998,073,885.13/48,051.41
  6. Step 6: Final answer
    x = 41,582.01

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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.