Home / 97,789.36-134,952.54-57,506.84

Finding the Fourth Proportional to 97,789.36, 134,952.54 and 57,506.84

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Solution

The fourth proportional to 97,789.36, 134,952.54 and 57,506.84 is: 79,361.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,789.36 : 134,952.54 = 57,506.84 : x
  2. Step 2: Convert to fraction form
    97,789.36/134,952.54 = 57,506.84/x
  3. Step 3: Cross multiply
    97,789.36x = 134,952.54 × 57,506.84
  4. Step 4: Simplify right side
    97,789.36x = 7,760,694,125.37
  5. Step 5: Solve for x
    x = 7,760,694,125.37/97,789.36
  6. Step 6: Final answer
    x = 79,361.33

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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.