Home / 123,936.67-171,025.59-67,347.64

Finding the Fourth Proportional to 123,936.67, 171,025.59 and 67,347.64

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Solution

The fourth proportional to 123,936.67, 171,025.59 and 67,347.64 is: 92,935.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,936.67 : 171,025.59 = 67,347.64 : x
  2. Step 2: Convert to fraction form
    123,936.67/171,025.59 = 67,347.64/x
  3. Step 3: Cross multiply
    123,936.67x = 171,025.59 × 67,347.64
  4. Step 4: Simplify right side
    123,936.67x = 11,518,169,866.11
  5. Step 5: Solve for x
    x = 11,518,169,866.11/123,936.67
  6. Step 6: Final answer
    x = 92,935.93

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1.5x scale

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.