Home / 70,186.07-96,857.03-38,354.99

Finding the Fourth Proportional to 70,186.07, 96,857.03 and 38,354.99

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Solution

The fourth proportional to 70,186.07, 96,857.03 and 38,354.99 is: 52,930.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,186.07 : 96,857.03 = 38,354.99 : x
  2. Step 2: Convert to fraction form
    70,186.07/96,857.03 = 38,354.99/x
  3. Step 3: Cross multiply
    70,186.07x = 96,857.03 × 38,354.99
  4. Step 4: Simplify right side
    70,186.07x = 3,714,950,028.68
  5. Step 5: Solve for x
    x = 3,714,950,028.68/70,186.07
  6. Step 6: Final answer
    x = 52,930.02

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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.