Home / 70,105.41-96,740.95-38,274.24

Finding the Fourth Proportional to 70,105.41, 96,740.95 and 38,274.24

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Solution

The fourth proportional to 70,105.41, 96,740.95 and 38,274.24 is: 52,815.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,105.41 : 96,740.95 = 38,274.24 : x
  2. Step 2: Convert to fraction form
    70,105.41/96,740.95 = 38,274.24/x
  3. Step 3: Cross multiply
    70,105.41x = 96,740.95 × 38,274.24
  4. Step 4: Simplify right side
    70,105.41x = 3,702,686,338.13
  5. Step 5: Solve for x
    x = 3,702,686,338.13/70,105.41
  6. Step 6: Final answer
    x = 52,815.99

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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.