Home / 119,556.14-165,066.86-74,301.64

Finding the Fourth Proportional to 119,556.14, 165,066.86 and 74,301.64

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Solution

The fourth proportional to 119,556.14, 165,066.86 and 74,301.64 is: 102,585.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,556.14 : 165,066.86 = 74,301.64 : x
  2. Step 2: Convert to fraction form
    119,556.14/165,066.86 = 74,301.64/x
  3. Step 3: Cross multiply
    119,556.14x = 165,066.86 × 74,301.64
  4. Step 4: Simplify right side
    119,556.14x = 12,264,738,407.65
  5. Step 5: Solve for x
    x = 12,264,738,407.65/119,556.14
  6. Step 6: Final answer
    x = 102,585.60

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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.