Home / 127,299.06-175,653.19-73,573.72

Finding the Fourth Proportional to 127,299.06, 175,653.19 and 73,573.72

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Solution

The fourth proportional to 127,299.06, 175,653.19 and 73,573.72 is: 101,520.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,299.06 : 175,653.19 = 73,573.72 : x
  2. Step 2: Convert to fraction form
    127,299.06/175,653.19 = 73,573.72/x
  3. Step 3: Cross multiply
    127,299.06x = 175,653.19 × 73,573.72
  4. Step 4: Simplify right side
    127,299.06x = 12,923,458,271.00
  5. Step 5: Solve for x
    x = 12,923,458,271.00/127,299.06
  6. Step 6: Final answer
    x = 101,520.45

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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.