Home / 84,329.59-116,391.08-54,153.04

Finding the Fourth Proportional to 84,329.59, 116,391.08 and 54,153.04

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Solution

The fourth proportional to 84,329.59, 116,391.08 and 54,153.04 is: 74,741.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,329.59 : 116,391.08 = 54,153.04 : x
  2. Step 2: Convert to fraction form
    84,329.59/116,391.08 = 54,153.04/x
  3. Step 3: Cross multiply
    84,329.59x = 116,391.08 × 54,153.04
  4. Step 4: Simplify right side
    84,329.59x = 6,302,930,249.14
  5. Step 5: Solve for x
    x = 6,302,930,249.14/84,329.59
  6. Step 6: Final answer
    x = 74,741.62

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1.5x scale

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.