Home / 83,523.78-125,226.14-39,126.32

Finding the Fourth Proportional to 83,523.78, 125,226.14 and 39,126.32

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Solution

The fourth proportional to 83,523.78, 125,226.14 and 39,126.32 is: 58,661.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,523.78 : 125,226.14 = 39,126.32 : x
  2. Step 2: Convert to fraction form
    83,523.78/125,226.14 = 39,126.32/x
  3. Step 3: Cross multiply
    83,523.78x = 125,226.14 × 39,126.32
  4. Step 4: Simplify right side
    83,523.78x = 4,899,638,026.00
  5. Step 5: Solve for x
    x = 4,899,638,026.00/83,523.78
  6. Step 6: Final answer
    x = 58,661.59

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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.