Home / 54,030.20-81,051.76-16,585.36

Finding the Fourth Proportional to 54,030.20, 81,051.76 and 16,585.36

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Solution

The fourth proportional to 54,030.20, 81,051.76 and 16,585.36 is: 24,880.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,030.20 : 81,051.76 = 16,585.36 : x
  2. Step 2: Convert to fraction form
    54,030.20/81,051.76 = 16,585.36/x
  3. Step 3: Cross multiply
    54,030.20x = 81,051.76 × 16,585.36
  4. Step 4: Simplify right side
    54,030.20x = 1,344,272,618.23
  5. Step 5: Solve for x
    x = 1,344,272,618.23/54,030.20
  6. Step 6: Final answer
    x = 24,880.02

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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.