Home / 124,511.84-171,824.88-67,923.68

Finding the Fourth Proportional to 124,511.84, 171,824.88 and 67,923.68

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Solution

The fourth proportional to 124,511.84, 171,824.88 and 67,923.68 is: 93,733.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,511.84 : 171,824.88 = 67,923.68 : x
  2. Step 2: Convert to fraction form
    124,511.84/171,824.88 = 67,923.68/x
  3. Step 3: Cross multiply
    124,511.84x = 171,824.88 × 67,923.68
  4. Step 4: Simplify right side
    124,511.84x = 11,670,978,165.16
  5. Step 5: Solve for x
    x = 11,670,978,165.16/124,511.84
  6. Step 6: Final answer
    x = 93,733.88

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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.