Home / 53,496.81-73,816.91-30,836.73

Finding the Fourth Proportional to 53,496.81, 73,816.91 and 30,836.73

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Solution

The fourth proportional to 53,496.81, 73,816.91 and 30,836.73 is: 42,549.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,496.81 : 73,816.91 = 30,836.73 : x
  2. Step 2: Convert to fraction form
    53,496.81/73,816.91 = 30,836.73/x
  3. Step 3: Cross multiply
    53,496.81x = 73,816.91 × 30,836.73
  4. Step 4: Simplify right side
    53,496.81x = 2,276,271,968.92
  5. Step 5: Solve for x
    x = 2,276,271,968.92/53,496.81
  6. Step 6: Final answer
    x = 42,549.68

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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.