Home / 109,742.84-151,444.74-59,441.96

Finding the Fourth Proportional to 109,742.84, 151,444.74 and 59,441.96

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Solution

The fourth proportional to 109,742.84, 151,444.74 and 59,441.96 is: 82,029.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,742.84 : 151,444.74 = 59,441.96 : x
  2. Step 2: Convert to fraction form
    109,742.84/151,444.74 = 59,441.96/x
  3. Step 3: Cross multiply
    109,742.84x = 151,444.74 × 59,441.96
  4. Step 4: Simplify right side
    109,742.84x = 9,002,172,177.29
  5. Step 5: Solve for x
    x = 9,002,172,177.29/109,742.84
  6. Step 6: Final answer
    x = 82,029.70

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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.