Home / 127,095.08-175,408.34-73,382.36

Finding the Fourth Proportional to 127,095.08, 175,408.34 and 73,382.36

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Solution

The fourth proportional to 127,095.08, 175,408.34 and 73,382.36 is: 101,277.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,095.08 : 175,408.34 = 73,382.36 : x
  2. Step 2: Convert to fraction form
    127,095.08/175,408.34 = 73,382.36/x
  3. Step 3: Cross multiply
    127,095.08x = 175,408.34 × 73,382.36
  4. Step 4: Simplify right side
    127,095.08x = 12,871,876,708.93
  5. Step 5: Solve for x
    x = 12,871,876,708.93/127,095.08
  6. Step 6: Final answer
    x = 101,277.54

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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.