Home / 109,376.81-150,937.25-63,444.57

Finding the Fourth Proportional to 109,376.81, 150,937.25 and 63,444.57

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Solution

The fourth proportional to 109,376.81, 150,937.25 and 63,444.57 is: 87,551.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,376.81 : 150,937.25 = 63,444.57 : x
  2. Step 2: Convert to fraction form
    109,376.81/150,937.25 = 63,444.57/x
  3. Step 3: Cross multiply
    109,376.81x = 150,937.25 × 63,444.57
  4. Step 4: Simplify right side
    109,376.81x = 9,576,148,923.23
  5. Step 5: Solve for x
    x = 9,576,148,923.23/109,376.81
  6. Step 6: Final answer
    x = 87,551.91

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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.