Home / 70,738.46-97,632.95-40,544.02

Finding the Fourth Proportional to 70,738.46, 97,632.95 and 40,544.02

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Solution

The fourth proportional to 70,738.46, 97,632.95 and 40,544.02 is: 55,958.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,738.46 : 97,632.95 = 40,544.02 : x
  2. Step 2: Convert to fraction form
    70,738.46/97,632.95 = 40,544.02/x
  3. Step 3: Cross multiply
    70,738.46x = 97,632.95 × 40,544.02
  4. Step 4: Simplify right side
    70,738.46x = 3,958,432,125.42
  5. Step 5: Solve for x
    x = 3,958,432,125.42/70,738.46
  6. Step 6: Final answer
    x = 55,958.70

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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.