Home / 116,282.11-174,421.11-66,255.51

Finding the Fourth Proportional to 116,282.11, 174,421.11 and 66,255.51

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Solution

The fourth proportional to 116,282.11, 174,421.11 and 66,255.51 is: 99,382.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,282.11 : 174,421.11 = 66,255.51 : x
  2. Step 2: Convert to fraction form
    116,282.11/174,421.11 = 66,255.51/x
  3. Step 3: Cross multiply
    116,282.11x = 174,421.11 × 66,255.51
  4. Step 4: Simplify right side
    116,282.11x = 11,556,358,994.44
  5. Step 5: Solve for x
    x = 11,556,358,994.44/116,282.11
  6. Step 6: Final answer
    x = 99,382.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.