Home / 39,783.54-54,909.66-25,238.34

Finding the Fourth Proportional to 39,783.54, 54,909.66 and 25,238.34

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Solution

The fourth proportional to 39,783.54, 54,909.66 and 25,238.34 is: 34,834.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,783.54 : 54,909.66 = 25,238.34 : x
  2. Step 2: Convert to fraction form
    39,783.54/54,909.66 = 25,238.34/x
  3. Step 3: Cross multiply
    39,783.54x = 54,909.66 × 25,238.34
  4. Step 4: Simplify right side
    39,783.54x = 1,385,828,668.36
  5. Step 5: Solve for x
    x = 1,385,828,668.36/39,783.54
  6. Step 6: Final answer
    x = 34,834.22

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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.