Home / 119,554.14-165,064.10-74,299.64

Finding the Fourth Proportional to 119,554.14, 165,064.10 and 74,299.64

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Solution

The fourth proportional to 119,554.14, 165,064.10 and 74,299.64 is: 102,582.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,554.14 : 165,064.10 = 74,299.64 : x
  2. Step 2: Convert to fraction form
    119,554.14/165,064.10 = 74,299.64/x
  3. Step 3: Cross multiply
    119,554.14x = 165,064.10 × 74,299.64
  4. Step 4: Simplify right side
    119,554.14x = 12,264,203,206.92
  5. Step 5: Solve for x
    x = 12,264,203,206.92/119,554.14
  6. Step 6: Final answer
    x = 102,582.84

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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.