Home / 172,426.26-237,870.09-124,603.86

Finding the Fourth Proportional to 172,426.26, 237,870.09 and 124,603.86

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Solution

The fourth proportional to 172,426.26, 237,870.09 and 124,603.86 is: 171,896.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,426.26 : 237,870.09 = 124,603.86 : x
  2. Step 2: Convert to fraction form
    172,426.26/237,870.09 = 124,603.86/x
  3. Step 3: Cross multiply
    172,426.26x = 237,870.09 × 124,603.86
  4. Step 4: Simplify right side
    172,426.26x = 29,639,531,392.55
  5. Step 5: Solve for x
    x = 29,639,531,392.55/172,426.26
  6. Step 6: Final answer
    x = 171,896.85

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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.