Home / 70,983.15-97,924.73-40,760.97

Finding the Fourth Proportional to 70,983.15, 97,924.73 and 40,760.97

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Solution

The fourth proportional to 70,983.15, 97,924.73 and 40,760.97 is: 56,231.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,983.15 : 97,924.73 = 40,760.97 : x
  2. Step 2: Convert to fraction form
    70,983.15/97,924.73 = 40,760.97/x
  3. Step 3: Cross multiply
    70,983.15x = 97,924.73 × 40,760.97
  4. Step 4: Simplify right side
    70,983.15x = 3,991,506,777.98
  5. Step 5: Solve for x
    x = 3,991,506,777.98/70,983.15
  6. Step 6: Final answer
    x = 56,231.75

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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.