Home / 109,905.80-151,670.18-59,604.84

Finding the Fourth Proportional to 109,905.80, 151,670.18 and 59,604.84

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Solution

The fourth proportional to 109,905.80, 151,670.18 and 59,604.84 is: 82,254.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,905.80 : 151,670.18 = 59,604.84 : x
  2. Step 2: Convert to fraction form
    109,905.80/151,670.18 = 59,604.84/x
  3. Step 3: Cross multiply
    109,905.80x = 151,670.18 × 59,604.84
  4. Step 4: Simplify right side
    109,905.80x = 9,040,276,811.67
  5. Step 5: Solve for x
    x = 9,040,276,811.67/109,905.80
  6. Step 6: Final answer
    x = 82,254.77

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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.