Home / 43,125.65-64,666.59-19,732.04

Finding the Fourth Proportional to 43,125.65, 64,666.59 and 19,732.04

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Solution

The fourth proportional to 43,125.65, 64,666.59 and 19,732.04 is: 29,588.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,125.65 : 64,666.59 = 19,732.04 : x
  2. Step 2: Convert to fraction form
    43,125.65/64,666.59 = 19,732.04/x
  3. Step 3: Cross multiply
    43,125.65x = 64,666.59 × 19,732.04
  4. Step 4: Simplify right side
    43,125.65x = 1,276,003,318.55
  5. Step 5: Solve for x
    x = 1,276,003,318.55/43,125.65
  6. Step 6: Final answer
    x = 29,588.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.