Home / 174,309.51-261,574.85-74,470.46

Finding the Fourth Proportional to 174,309.51, 261,574.85 and 74,470.46

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Solution

The fourth proportional to 174,309.51, 261,574.85 and 74,470.46 is: 111,752.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,309.51 : 261,574.85 = 74,470.46 : x
  2. Step 2: Convert to fraction form
    174,309.51/261,574.85 = 74,470.46/x
  3. Step 3: Cross multiply
    174,309.51x = 261,574.85 × 74,470.46
  4. Step 4: Simplify right side
    174,309.51x = 19,479,598,983.87
  5. Step 5: Solve for x
    x = 19,479,598,983.87/174,309.51
  6. Step 6: Final answer
    x = 111,752.93

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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.