Home / 70,160.35-96,849-43,313.71

Finding the Fourth Proportional to 70,160.35, 96,849 and 43,313.71

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Solution

The fourth proportional to 70,160.35, 96,849 and 43,313.71 is: 59,790.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,160.35 : 96,849 = 43,313.71 : x
  2. Step 2: Convert to fraction form
    70,160.35/96,849 = 43,313.71/x
  3. Step 3: Cross multiply
    70,160.35x = 96,849 × 43,313.71
  4. Step 4: Simplify right side
    70,160.35x = 4,194,889,499.79
  5. Step 5: Solve for x
    x = 4,194,889,499.79/70,160.35
  6. Step 6: Final answer
    x = 59,790.03

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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.