Home / 42,039.63-63,078.12-22,044.33

Finding the Fourth Proportional to 42,039.63, 63,078.12 and 22,044.33

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Solution

The fourth proportional to 42,039.63, 63,078.12 and 22,044.33 is: 33,076.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,039.63 : 63,078.12 = 22,044.33 : x
  2. Step 2: Convert to fraction form
    42,039.63/63,078.12 = 22,044.33/x
  3. Step 3: Cross multiply
    42,039.63x = 63,078.12 × 22,044.33
  4. Step 4: Simplify right side
    42,039.63x = 1,390,514,893.06
  5. Step 5: Solve for x
    x = 1,390,514,893.06/42,039.63
  6. Step 6: Final answer
    x = 33,076.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.