Home / 64,623.42-96,935.15-20,250.17

Finding the Fourth Proportional to 64,623.42, 96,935.15 and 20,250.17

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Solution

The fourth proportional to 64,623.42, 96,935.15 and 20,250.17 is: 30,375.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,623.42 : 96,935.15 = 20,250.17 : x
  2. Step 2: Convert to fraction form
    64,623.42/96,935.15 = 20,250.17/x
  3. Step 3: Cross multiply
    64,623.42x = 96,935.15 × 20,250.17
  4. Step 4: Simplify right side
    64,623.42x = 1,962,952,680.55
  5. Step 5: Solve for x
    x = 1,962,952,680.55/64,623.42
  6. Step 6: Final answer
    x = 30,375.25

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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.