Home / 127,923.48-176,535.42-74,240.52

Finding the Fourth Proportional to 127,923.48, 176,535.42 and 74,240.52

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Solution

The fourth proportional to 127,923.48, 176,535.42 and 74,240.52 is: 102,452.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,923.48 : 176,535.42 = 74,240.52 : x
  2. Step 2: Convert to fraction form
    127,923.48/176,535.42 = 74,240.52/x
  3. Step 3: Cross multiply
    127,923.48x = 176,535.42 × 74,240.52
  4. Step 4: Simplify right side
    127,923.48x = 13,106,081,379.22
  5. Step 5: Solve for x
    x = 13,106,081,379.22/127,923.48
  6. Step 6: Final answer
    x = 102,452.51

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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.