Home / 201,105.24-277,457.70-113,878.48

Finding the Fourth Proportional to 201,105.24, 277,457.70 and 113,878.48

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Solution

The fourth proportional to 201,105.24, 277,457.70 and 113,878.48 is: 157,114.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,105.24 : 277,457.70 = 113,878.48 : x
  2. Step 2: Convert to fraction form
    201,105.24/277,457.70 = 113,878.48/x
  3. Step 3: Cross multiply
    201,105.24x = 277,457.70 × 113,878.48
  4. Step 4: Simplify right side
    201,105.24x = 31,596,461,140.30
  5. Step 5: Solve for x
    x = 31,596,461,140.30/201,105.24
  6. Step 6: Final answer
    x = 157,114.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.