Home / 30,429.63-45,606.77-17,242.02

Finding the Fourth Proportional to 30,429.63, 45,606.77 and 17,242.02

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Solution

The fourth proportional to 30,429.63, 45,606.77 and 17,242.02 is: 25,841.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,429.63 : 45,606.77 = 17,242.02 : x
  2. Step 2: Convert to fraction form
    30,429.63/45,606.77 = 17,242.02/x
  3. Step 3: Cross multiply
    30,429.63x = 45,606.77 × 17,242.02
  4. Step 4: Simplify right side
    30,429.63x = 786,352,754.27
  5. Step 5: Solve for x
    x = 786,352,754.27/30,429.63
  6. Step 6: Final answer
    x = 25,841.68

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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.