Home / 70,717.42-97,581.86-40,500.94

Finding the Fourth Proportional to 70,717.42, 97,581.86 and 40,500.94

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Solution

The fourth proportional to 70,717.42, 97,581.86 and 40,500.94 is: 55,886.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,717.42 : 97,581.86 = 40,500.94 : x
  2. Step 2: Convert to fraction form
    70,717.42/97,581.86 = 40,500.94/x
  3. Step 3: Cross multiply
    70,717.42x = 97,581.86 × 40,500.94
  4. Step 4: Simplify right side
    70,717.42x = 3,952,157,056.95
  5. Step 5: Solve for x
    x = 3,952,157,056.95/70,717.42
  6. Step 6: Final answer
    x = 55,886.61

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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.