Home / 84,320.13-116,358.21-46,078.77

Finding the Fourth Proportional to 84,320.13, 116,358.21 and 46,078.77

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Solution

The fourth proportional to 84,320.13, 116,358.21 and 46,078.77 is: 63,586.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,320.13 : 116,358.21 = 46,078.77 : x
  2. Step 2: Convert to fraction form
    84,320.13/116,358.21 = 46,078.77/x
  3. Step 3: Cross multiply
    84,320.13x = 116,358.21 × 46,078.77
  4. Step 4: Simplify right side
    84,320.13x = 5,361,643,196.20
  5. Step 5: Solve for x
    x = 5,361,643,196.20/84,320.13
  6. Step 6: Final answer
    x = 63,586.75

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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.