Home / 127,535.94-175,998.77-70,178.76

Finding the Fourth Proportional to 127,535.94, 175,998.77 and 70,178.76

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Solution

The fourth proportional to 127,535.94, 175,998.77 and 70,178.76 is: 96,846.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,535.94 : 175,998.77 = 70,178.76 : x
  2. Step 2: Convert to fraction form
    127,535.94/175,998.77 = 70,178.76/x
  3. Step 3: Cross multiply
    127,535.94x = 175,998.77 × 70,178.76
  4. Step 4: Simplify right side
    127,535.94x = 12,351,375,440.13
  5. Step 5: Solve for x
    x = 12,351,375,440.13/127,535.94
  6. Step 6: Final answer
    x = 96,846.23

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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.