Home / 123,130.43-184,695.68-29,636.18

Finding the Fourth Proportional to 123,130.43, 184,695.68 and 29,636.18

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Solution

The fourth proportional to 123,130.43, 184,695.68 and 29,636.18 is: 44,454.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,130.43 : 184,695.68 = 29,636.18 : x
  2. Step 2: Convert to fraction form
    123,130.43/184,695.68 = 29,636.18/x
  3. Step 3: Cross multiply
    123,130.43x = 184,695.68 × 29,636.18
  4. Step 4: Simplify right side
    123,130.43x = 5,473,674,417.70
  5. Step 5: Solve for x
    x = 5,473,674,417.70/123,130.43
  6. Step 6: Final answer
    x = 44,454.28

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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.