Home / 54,041.04-81,062.64-29,101.68

Finding the Fourth Proportional to 54,041.04, 81,062.64 and 29,101.68

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Solution

The fourth proportional to 54,041.04, 81,062.64 and 29,101.68 is: 43,653.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,041.04 : 81,062.64 = 29,101.68 : x
  2. Step 2: Convert to fraction form
    54,041.04/81,062.64 = 29,101.68/x
  3. Step 3: Cross multiply
    54,041.04x = 81,062.64 × 29,101.68
  4. Step 4: Simplify right side
    54,041.04x = 2,359,059,009.24
  5. Step 5: Solve for x
    x = 2,359,059,009.24/54,041.04
  6. Step 6: Final answer
    x = 43,653.10

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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.