Home / 54,371.13-81,547.47-14,919.03

Finding the Fourth Proportional to 54,371.13, 81,547.47 and 14,919.03

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Solution

The fourth proportional to 54,371.13, 81,547.47 and 14,919.03 is: 22,376.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,371.13 : 81,547.47 = 14,919.03 : x
  2. Step 2: Convert to fraction form
    54,371.13/81,547.47 = 14,919.03/x
  3. Step 3: Cross multiply
    54,371.13x = 81,547.47 × 14,919.03
  4. Step 4: Simplify right side
    54,371.13x = 1,216,609,151.35
  5. Step 5: Solve for x
    x = 1,216,609,151.35/54,371.13
  6. Step 6: Final answer
    x = 22,376.01

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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.