Home / 176,157.21-243,159.99-104,537.22

Finding the Fourth Proportional to 176,157.21, 243,159.99 and 104,537.22

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Solution

The fourth proportional to 176,157.21, 243,159.99 and 104,537.22 is: 144,298.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,157.21 : 243,159.99 = 104,537.22 : x
  2. Step 2: Convert to fraction form
    176,157.21/243,159.99 = 104,537.22/x
  3. Step 3: Cross multiply
    176,157.21x = 243,159.99 × 104,537.22
  4. Step 4: Simplify right side
    176,157.21x = 25,419,269,369.83
  5. Step 5: Solve for x
    x = 25,419,269,369.83/176,157.21
  6. Step 6: Final answer
    x = 144,298.77

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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.