Home / 39,207.09-54,106.65-23,291.58

Finding the Fourth Proportional to 39,207.09, 54,106.65 and 23,291.58

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Solution

The fourth proportional to 39,207.09, 54,106.65 and 23,291.58 is: 32,142.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,207.09 : 54,106.65 = 23,291.58 : x
  2. Step 2: Convert to fraction form
    39,207.09/54,106.65 = 23,291.58/x
  3. Step 3: Cross multiply
    39,207.09x = 54,106.65 × 23,291.58
  4. Step 4: Simplify right side
    39,207.09x = 1,260,229,367.01
  5. Step 5: Solve for x
    x = 1,260,229,367.01/39,207.09
  6. Step 6: Final answer
    x = 32,142.89

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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.