Home / 84,554.89-116,550.24-57,322.64

Finding the Fourth Proportional to 84,554.89, 116,550.24 and 57,322.64

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Solution

The fourth proportional to 84,554.89, 116,550.24 and 57,322.64 is: 79,013.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,554.89 : 116,550.24 = 57,322.64 : x
  2. Step 2: Convert to fraction form
    84,554.89/116,550.24 = 57,322.64/x
  3. Step 3: Cross multiply
    84,554.89x = 116,550.24 × 57,322.64
  4. Step 4: Simplify right side
    84,554.89x = 6,680,967,192.69
  5. Step 5: Solve for x
    x = 6,680,967,192.69/84,554.89
  6. Step 6: Final answer
    x = 79,013.38

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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.