Home / 124,395.55-171,665.86-67,806.92

Finding the Fourth Proportional to 124,395.55, 171,665.86 and 67,806.92

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Solution

The fourth proportional to 124,395.55, 171,665.86 and 67,806.92 is: 93,573.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,395.55 : 171,665.86 = 67,806.92 : x
  2. Step 2: Convert to fraction form
    124,395.55/171,665.86 = 67,806.92/x
  3. Step 3: Cross multiply
    124,395.55x = 171,665.86 × 67,806.92
  4. Step 4: Simplify right side
    124,395.55x = 11,640,133,235.75
  5. Step 5: Solve for x
    x = 11,640,133,235.75/124,395.55
  6. Step 6: Final answer
    x = 93,573.55

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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.