Home / 124,274.94-171,521.67-73,284.60

Finding the Fourth Proportional to 124,274.94, 171,521.67 and 73,284.60

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Solution

The fourth proportional to 124,274.94, 171,521.67 and 73,284.60 is: 101,145.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,274.94 : 171,521.67 = 73,284.60 : x
  2. Step 2: Convert to fraction form
    124,274.94/171,521.67 = 73,284.60/x
  3. Step 3: Cross multiply
    124,274.94x = 171,521.67 × 73,284.60
  4. Step 4: Simplify right side
    124,274.94x = 12,569,896,977.28
  5. Step 5: Solve for x
    x = 12,569,896,977.28/124,274.94
  6. Step 6: Final answer
    x = 101,145.87

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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.