Home / 70,819.92-97,728.63-40,584.24

Finding the Fourth Proportional to 70,819.92, 97,728.63 and 40,584.24

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Solution

The fourth proportional to 70,819.92, 97,728.63 and 40,584.24 is: 56,004.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,819.92 : 97,728.63 = 40,584.24 : x
  2. Step 2: Convert to fraction form
    70,819.92/97,728.63 = 40,584.24/x
  3. Step 3: Cross multiply
    70,819.92x = 97,728.63 × 40,584.24
  4. Step 4: Simplify right side
    70,819.92x = 3,966,242,022.60
  5. Step 5: Solve for x
    x = 3,966,242,022.60/70,819.92
  6. Step 6: Final answer
    x = 56,004.61

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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.