Home / 39,137.33-53,973.88-33,100.22

Finding the Fourth Proportional to 39,137.33, 53,973.88 and 33,100.22

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Solution

The fourth proportional to 39,137.33, 53,973.88 and 33,100.22 is: 45,648.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,137.33 : 53,973.88 = 33,100.22 : x
  2. Step 2: Convert to fraction form
    39,137.33/53,973.88 = 33,100.22/x
  3. Step 3: Cross multiply
    39,137.33x = 53,973.88 × 33,100.22
  4. Step 4: Simplify right side
    39,137.33x = 1,786,547,354.44
  5. Step 5: Solve for x
    x = 1,786,547,354.44/39,137.33
  6. Step 6: Final answer
    x = 45,648.16

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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.