Home / 109,975.45-151,767.89-59,674.45

Finding the Fourth Proportional to 109,975.45, 151,767.89 and 59,674.45

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Solution

The fourth proportional to 109,975.45, 151,767.89 and 59,674.45 is: 82,351.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,975.45 : 151,767.89 = 59,674.45 : x
  2. Step 2: Convert to fraction form
    109,975.45/151,767.89 = 59,674.45/x
  3. Step 3: Cross multiply
    109,975.45x = 151,767.89 × 59,674.45
  4. Step 4: Simplify right side
    109,975.45x = 9,056,665,363.41
  5. Step 5: Solve for x
    x = 9,056,665,363.41/109,975.45
  6. Step 6: Final answer
    x = 82,351.70

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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.