Home / 39,887.10-55,042.74-23,973.03

Finding the Fourth Proportional to 39,887.10, 55,042.74 and 23,973.03

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Solution

The fourth proportional to 39,887.10, 55,042.74 and 23,973.03 is: 33,081.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,887.10 : 55,042.74 = 23,973.03 : x
  2. Step 2: Convert to fraction form
    39,887.10/55,042.74 = 23,973.03/x
  3. Step 3: Cross multiply
    39,887.10x = 55,042.74 × 23,973.03
  4. Step 4: Simplify right side
    39,887.10x = 1,319,541,257.30
  5. Step 5: Solve for x
    x = 1,319,541,257.30/39,887.10
  6. Step 6: Final answer
    x = 33,081.91

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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.