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Finding the Fourth Proportional to 70,008.96, 96,612.48 and 41,329.92

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Solution

The fourth proportional to 70,008.96, 96,612.48 and 41,329.92 is: 57,035.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,008.96 : 96,612.48 = 41,329.92 : x
  2. Step 2: Convert to fraction form
    70,008.96/96,612.48 = 41,329.92/x
  3. Step 3: Cross multiply
    70,008.96x = 96,612.48 × 41,329.92
  4. Step 4: Simplify right side
    70,008.96x = 3,992,986,069.40
  5. Step 5: Solve for x
    x = 3,992,986,069.40/70,008.96
  6. Step 6: Final answer
    x = 57,035.36

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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.