Home / 176,664.03-243,692.57-111,148.69

Finding the Fourth Proportional to 176,664.03, 243,692.57 and 111,148.69

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Solution

The fourth proportional to 176,664.03, 243,692.57 and 111,148.69 is: 153,319.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,664.03 : 243,692.57 = 111,148.69 : x
  2. Step 2: Convert to fraction form
    176,664.03/243,692.57 = 111,148.69/x
  3. Step 3: Cross multiply
    176,664.03x = 243,692.57 × 111,148.69
  4. Step 4: Simplify right side
    176,664.03x = 27,086,109,918.23
  5. Step 5: Solve for x
    x = 27,086,109,918.23/176,664.03
  6. Step 6: Final answer
    x = 153,319.89

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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.