Home / 143,240.06-197,535.79-94,094.92

Finding the Fourth Proportional to 143,240.06, 197,535.79 and 94,094.92

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Solution

The fourth proportional to 143,240.06, 197,535.79 and 94,094.92 is: 129,761.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,240.06 : 197,535.79 = 94,094.92 : x
  2. Step 2: Convert to fraction form
    143,240.06/197,535.79 = 94,094.92/x
  3. Step 3: Cross multiply
    143,240.06x = 197,535.79 × 94,094.92
  4. Step 4: Simplify right side
    143,240.06x = 18,587,114,313.37
  5. Step 5: Solve for x
    x = 18,587,114,313.37/143,240.06
  6. Step 6: Final answer
    x = 129,761.98

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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.