Home / 104,666.65-144,365.68-64,327.43

Finding the Fourth Proportional to 104,666.65, 144,365.68 and 64,327.43

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Solution

The fourth proportional to 104,666.65, 144,365.68 and 64,327.43 is: 88,726.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,666.65 : 144,365.68 = 64,327.43 : x
  2. Step 2: Convert to fraction form
    104,666.65/144,365.68 = 64,327.43/x
  3. Step 3: Cross multiply
    104,666.65x = 144,365.68 × 64,327.43
  4. Step 4: Simplify right side
    104,666.65x = 9,286,673,174.60
  5. Step 5: Solve for x
    x = 9,286,673,174.60/104,666.65
  6. Step 6: Final answer
    x = 88,726.19

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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.