Home / 127,718.23-176,224.19-73,999.98

Finding the Fourth Proportional to 127,718.23, 176,224.19 and 73,999.98

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Solution

The fourth proportional to 127,718.23, 176,224.19 and 73,999.98 is: 102,104.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,718.23 : 176,224.19 = 73,999.98 : x
  2. Step 2: Convert to fraction form
    127,718.23/176,224.19 = 73,999.98/x
  3. Step 3: Cross multiply
    127,718.23x = 176,224.19 × 73,999.98
  4. Step 4: Simplify right side
    127,718.23x = 13,040,586,535.52
  5. Step 5: Solve for x
    x = 13,040,586,535.52/127,718.23
  6. Step 6: Final answer
    x = 102,104.35

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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.