Home / 70,107.03-96,749.35-38,276.15

Finding the Fourth Proportional to 70,107.03, 96,749.35 and 38,276.15

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Solution

The fourth proportional to 70,107.03, 96,749.35 and 38,276.15 is: 52,821.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,107.03 : 96,749.35 = 38,276.15 : x
  2. Step 2: Convert to fraction form
    70,107.03/96,749.35 = 38,276.15/x
  3. Step 3: Cross multiply
    70,107.03x = 96,749.35 × 38,276.15
  4. Step 4: Simplify right side
    70,107.03x = 3,703,192,633.00
  5. Step 5: Solve for x
    x = 3,703,192,633.00/70,107.03
  6. Step 6: Final answer
    x = 52,821.99

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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.