Home / 70,048.86-96,665.58-38,218.38

Finding the Fourth Proportional to 70,048.86, 96,665.58 and 38,218.38

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Solution

The fourth proportional to 70,048.86, 96,665.58 and 38,218.38 is: 52,740.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,048.86 : 96,665.58 = 38,218.38 : x
  2. Step 2: Convert to fraction form
    70,048.86/96,665.58 = 38,218.38/x
  3. Step 3: Cross multiply
    70,048.86x = 96,665.58 × 38,218.38
  4. Step 4: Simplify right side
    70,048.86x = 3,694,401,869.36
  5. Step 5: Solve for x
    x = 3,694,401,869.36/70,048.86
  6. Step 6: Final answer
    x = 52,740.36

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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.