Home / 176,538.03-243,642.90-104,917.44

Finding the Fourth Proportional to 176,538.03, 243,642.90 and 104,917.44

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Solution

The fourth proportional to 176,538.03, 243,642.90 and 104,917.44 is: 144,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,538.03 : 243,642.90 = 104,917.44 : x
  2. Step 2: Convert to fraction form
    176,538.03/243,642.90 = 104,917.44/x
  3. Step 3: Cross multiply
    176,538.03x = 243,642.90 × 104,917.44
  4. Step 4: Simplify right side
    176,538.03x = 25,562,389,342.18
  5. Step 5: Solve for x
    x = 25,562,389,342.18/176,538.03
  6. Step 6: Final answer
    x = 144,798.20

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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.