Home / 74,382.69-111,588.15-24,477.06

Finding the Fourth Proportional to 74,382.69, 111,588.15 and 24,477.06

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Solution

The fourth proportional to 74,382.69, 111,588.15 and 24,477.06 is: 36,720.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,382.69 : 111,588.15 = 24,477.06 : x
  2. Step 2: Convert to fraction form
    74,382.69/111,588.15 = 24,477.06/x
  3. Step 3: Cross multiply
    74,382.69x = 111,588.15 × 24,477.06
  4. Step 4: Simplify right side
    74,382.69x = 2,731,349,842.84
  5. Step 5: Solve for x
    x = 2,731,349,842.84/74,382.69
  6. Step 6: Final answer
    x = 36,720.23

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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.