Home / 195,127.09-292,480.67-127,633.70

Finding the Fourth Proportional to 195,127.09, 292,480.67 and 127,633.70

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Solution

The fourth proportional to 195,127.09, 292,480.67 and 127,633.70 is: 191,313.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,127.09 : 292,480.67 = 127,633.70 : x
  2. Step 2: Convert to fraction form
    195,127.09/292,480.67 = 127,633.70/x
  3. Step 3: Cross multiply
    195,127.09x = 292,480.67 × 127,633.70
  4. Step 4: Simplify right side
    195,127.09x = 37,330,391,140.86
  5. Step 5: Solve for x
    x = 37,330,391,140.86/195,127.09
  6. Step 6: Final answer
    x = 191,313.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.