Home / 70,288.44-96,997.89-38,457.27

Finding the Fourth Proportional to 70,288.44, 96,997.89 and 38,457.27

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Solution

The fourth proportional to 70,288.44, 96,997.89 and 38,457.27 is: 53,070.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,288.44 : 96,997.89 = 38,457.27 : x
  2. Step 2: Convert to fraction form
    70,288.44/96,997.89 = 38,457.27/x
  3. Step 3: Cross multiply
    70,288.44x = 96,997.89 × 38,457.27
  4. Step 4: Simplify right side
    70,288.44x = 3,730,274,045.16
  5. Step 5: Solve for x
    x = 3,730,274,045.16/70,288.44
  6. Step 6: Final answer
    x = 53,070.95

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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.