Home / 70,261.46-96,961.58-38,429.67

Finding the Fourth Proportional to 70,261.46, 96,961.58 and 38,429.67

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Solution

The fourth proportional to 70,261.46, 96,961.58 and 38,429.67 is: 53,033.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,261.46 : 96,961.58 = 38,429.67 : x
  2. Step 2: Convert to fraction form
    70,261.46/96,961.58 = 38,429.67/x
  3. Step 3: Cross multiply
    70,261.46x = 96,961.58 × 38,429.67
  4. Step 4: Simplify right side
    70,261.46x = 3,726,201,329.93
  5. Step 5: Solve for x
    x = 3,726,201,329.93/70,261.46
  6. Step 6: Final answer
    x = 53,033.36

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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.