Home / 50,827.08-70,139.49-29,317.71

Finding the Fourth Proportional to 50,827.08, 70,139.49 and 29,317.71

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Solution

The fourth proportional to 50,827.08, 70,139.49 and 29,317.71 is: 40,457.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,827.08 : 70,139.49 = 29,317.71 : x
  2. Step 2: Convert to fraction form
    50,827.08/70,139.49 = 29,317.71/x
  3. Step 3: Cross multiply
    50,827.08x = 70,139.49 × 29,317.71
  4. Step 4: Simplify right side
    50,827.08x = 2,056,329,380.45
  5. Step 5: Solve for x
    x = 2,056,329,380.45/50,827.08
  6. Step 6: Final answer
    x = 40,457.36

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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.