Home / 64,623.56-96,935.38-20,253.74

Finding the Fourth Proportional to 64,623.56, 96,935.38 and 20,253.74

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Solution

The fourth proportional to 64,623.56, 96,935.38 and 20,253.74 is: 30,380.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,623.56 : 96,935.38 = 20,253.74 : x
  2. Step 2: Convert to fraction form
    64,623.56/96,935.38 = 20,253.74/x
  3. Step 3: Cross multiply
    64,623.56x = 96,935.38 × 20,253.74
  4. Step 4: Simplify right side
    64,623.56x = 1,963,303,448.01
  5. Step 5: Solve for x
    x = 1,963,303,448.01/64,623.56
  6. Step 6: Final answer
    x = 30,380.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.