Home / 109,848.96-164,643.84-50,630.40

Finding the Fourth Proportional to 109,848.96, 164,643.84 and 50,630.40

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Solution

The fourth proportional to 109,848.96, 164,643.84 and 50,630.40 is: 75,885.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,848.96 : 164,643.84 = 50,630.40 : x
  2. Step 2: Convert to fraction form
    109,848.96/164,643.84 = 50,630.40/x
  3. Step 3: Cross multiply
    109,848.96x = 164,643.84 × 50,630.40
  4. Step 4: Simplify right side
    109,848.96x = 8,335,983,476.74
  5. Step 5: Solve for x
    x = 8,335,983,476.74/109,848.96
  6. Step 6: Final answer
    x = 75,885.87

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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.