Home / 70,029.63-96,640.97-38,199.06

Finding the Fourth Proportional to 70,029.63, 96,640.97 and 38,199.06

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Solution

The fourth proportional to 70,029.63, 96,640.97 and 38,199.06 is: 52,714.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,029.63 : 96,640.97 = 38,199.06 : x
  2. Step 2: Convert to fraction form
    70,029.63/96,640.97 = 38,199.06/x
  3. Step 3: Cross multiply
    70,029.63x = 96,640.97 × 38,199.06
  4. Step 4: Simplify right side
    70,029.63x = 3,691,594,020.49
  5. Step 5: Solve for x
    x = 3,691,594,020.49/70,029.63
  6. Step 6: Final answer
    x = 52,714.74

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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.