Home / 115,457.94-173,191.77-36,570.42

Finding the Fourth Proportional to 115,457.94, 173,191.77 and 36,570.42

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Solution

The fourth proportional to 115,457.94, 173,191.77 and 36,570.42 is: 54,857.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,457.94 : 173,191.77 = 36,570.42 : x
  2. Step 2: Convert to fraction form
    115,457.94/173,191.77 = 36,570.42/x
  3. Step 3: Cross multiply
    115,457.94x = 173,191.77 × 36,570.42
  4. Step 4: Simplify right side
    115,457.94x = 6,333,695,769.44
  5. Step 5: Solve for x
    x = 6,333,695,769.44/115,457.94
  6. Step 6: Final answer
    x = 54,857.17

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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.