Home / 70,033.05-96,646.31-38,202.62

Finding the Fourth Proportional to 70,033.05, 96,646.31 and 38,202.62

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Solution

The fourth proportional to 70,033.05, 96,646.31 and 38,202.62 is: 52,719.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,033.05 : 96,646.31 = 38,202.62 : x
  2. Step 2: Convert to fraction form
    70,033.05/96,646.31 = 38,202.62/x
  3. Step 3: Cross multiply
    70,033.05x = 96,646.31 × 38,202.62
  4. Step 4: Simplify right side
    70,033.05x = 3,692,141,581.09
  5. Step 5: Solve for x
    x = 3,692,141,581.09/70,033.05
  6. Step 6: Final answer
    x = 52,719.99

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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.