Home / 70,439.90-97,217.03-43,591.06

Finding the Fourth Proportional to 70,439.90, 97,217.03 and 43,591.06

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Solution

The fourth proportional to 70,439.90, 97,217.03 and 43,591.06 is: 60,161.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,439.90 : 97,217.03 = 43,591.06 : x
  2. Step 2: Convert to fraction form
    70,439.90/97,217.03 = 43,591.06/x
  3. Step 3: Cross multiply
    70,439.90x = 97,217.03 × 43,591.06
  4. Step 4: Simplify right side
    70,439.90x = 4,237,793,412.84
  5. Step 5: Solve for x
    x = 4,237,793,412.84/70,439.90
  6. Step 6: Final answer
    x = 60,161.83

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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.