Home / 70,035.08-96,647.79-38,203.30

Finding the Fourth Proportional to 70,035.08, 96,647.79 and 38,203.30

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Solution

The fourth proportional to 70,035.08, 96,647.79 and 38,203.30 is: 52,720.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,035.08 : 96,647.79 = 38,203.30 : x
  2. Step 2: Convert to fraction form
    70,035.08/96,647.79 = 38,203.30/x
  3. Step 3: Cross multiply
    70,035.08x = 96,647.79 × 38,203.30
  4. Step 4: Simplify right side
    70,035.08x = 3,692,263,936.96
  5. Step 5: Solve for x
    x = 3,692,263,936.96/70,035.08
  6. Step 6: Final answer
    x = 52,720.21

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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.