Home / 70,350.12-97,063.92-45,214.20

Finding the Fourth Proportional to 70,350.12, 97,063.92 and 45,214.20

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Solution

The fourth proportional to 70,350.12, 97,063.92 and 45,214.20 is: 62,383.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,350.12 : 97,063.92 = 45,214.20 : x
  2. Step 2: Convert to fraction form
    70,350.12/97,063.92 = 45,214.20/x
  3. Step 3: Cross multiply
    70,350.12x = 97,063.92 × 45,214.20
  4. Step 4: Simplify right side
    70,350.12x = 4,388,667,491.66
  5. Step 5: Solve for x
    x = 4,388,667,491.66/70,350.12
  6. Step 6: Final answer
    x = 62,383.23

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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.