Home / 54,499.08-81,752.08-14,517.40

Finding the Fourth Proportional to 54,499.08, 81,752.08 and 14,517.40

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Solution

The fourth proportional to 54,499.08, 81,752.08 and 14,517.40 is: 21,777.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,499.08 : 81,752.08 = 14,517.40 : x
  2. Step 2: Convert to fraction form
    54,499.08/81,752.08 = 14,517.40/x
  3. Step 3: Cross multiply
    54,499.08x = 81,752.08 × 14,517.40
  4. Step 4: Simplify right side
    54,499.08x = 1,186,827,646.19
  5. Step 5: Solve for x
    x = 1,186,827,646.19/54,499.08
  6. Step 6: Final answer
    x = 21,777.02

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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.