Home / 66,048.94-99,079.17-18,664.53

Finding the Fourth Proportional to 66,048.94, 99,079.17 and 18,664.53

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Solution

The fourth proportional to 66,048.94, 99,079.17 and 18,664.53 is: 27,998.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,048.94 : 99,079.17 = 18,664.53 : x
  2. Step 2: Convert to fraction form
    66,048.94/99,079.17 = 18,664.53/x
  3. Step 3: Cross multiply
    66,048.94x = 99,079.17 × 18,664.53
  4. Step 4: Simplify right side
    66,048.94x = 1,849,266,140.84
  5. Step 5: Solve for x
    x = 1,849,266,140.84/66,048.94
  6. Step 6: Final answer
    x = 27,998.42

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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.