Home / 54,483.04-81,718.44-15,045.76

Finding the Fourth Proportional to 54,483.04, 81,718.44 and 15,045.76

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Solution

The fourth proportional to 54,483.04, 81,718.44 and 15,045.76 is: 22,566.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,483.04 : 81,718.44 = 15,045.76 : x
  2. Step 2: Convert to fraction form
    54,483.04/81,718.44 = 15,045.76/x
  3. Step 3: Cross multiply
    54,483.04x = 81,718.44 × 15,045.76
  4. Step 4: Simplify right side
    54,483.04x = 1,229,516,035.81
  5. Step 5: Solve for x
    x = 1,229,516,035.81/54,483.04
  6. Step 6: Final answer
    x = 22,566.95

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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.