Home / 39,073.35-53,918.01-22,079.07

Finding the Fourth Proportional to 39,073.35, 53,918.01 and 22,079.07

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Solution

The fourth proportional to 39,073.35, 53,918.01 and 22,079.07 is: 30,467.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,073.35 : 53,918.01 = 22,079.07 : x
  2. Step 2: Convert to fraction form
    39,073.35/53,918.01 = 22,079.07/x
  3. Step 3: Cross multiply
    39,073.35x = 53,918.01 × 22,079.07
  4. Step 4: Simplify right side
    39,073.35x = 1,190,459,517.05
  5. Step 5: Solve for x
    x = 1,190,459,517.05/39,073.35
  6. Step 6: Final answer
    x = 30,467.30

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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.