Home / 203,989.32-305,983.98-63,749.16

Finding the Fourth Proportional to 203,989.32, 305,983.98 and 63,749.16

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Solution

The fourth proportional to 203,989.32, 305,983.98 and 63,749.16 is: 95,623.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,989.32 : 305,983.98 = 63,749.16 : x
  2. Step 2: Convert to fraction form
    203,989.32/305,983.98 = 63,749.16/x
  3. Step 3: Cross multiply
    203,989.32x = 305,983.98 × 63,749.16
  4. Step 4: Simplify right side
    203,989.32x = 19,506,221,698.46
  5. Step 5: Solve for x
    x = 19,506,221,698.46/203,989.32
  6. Step 6: Final answer
    x = 95,623.74

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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.