Home / 84,154.80-116,132.22-46,429.32

Finding the Fourth Proportional to 84,154.80, 116,132.22 and 46,429.32

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Solution

The fourth proportional to 84,154.80, 116,132.22 and 46,429.32 is: 64,071.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,154.80 : 116,132.22 = 46,429.32 : x
  2. Step 2: Convert to fraction form
    84,154.80/116,132.22 = 46,429.32/x
  3. Step 3: Cross multiply
    84,154.80x = 116,132.22 × 46,429.32
  4. Step 4: Simplify right side
    84,154.80x = 5,391,940,004.69
  5. Step 5: Solve for x
    x = 5,391,940,004.69/84,154.80
  6. Step 6: Final answer
    x = 64,071.69

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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.