Home / 174,389.88-261,518.39-103,332.56

Finding the Fourth Proportional to 174,389.88, 261,518.39 and 103,332.56

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Solution

The fourth proportional to 174,389.88, 261,518.39 and 103,332.56 is: 154,959.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,389.88 : 261,518.39 = 103,332.56 : x
  2. Step 2: Convert to fraction form
    174,389.88/261,518.39 = 103,332.56/x
  3. Step 3: Cross multiply
    174,389.88x = 261,518.39 × 103,332.56
  4. Step 4: Simplify right side
    174,389.88x = 27,023,364,330.31
  5. Step 5: Solve for x
    x = 27,023,364,330.31/174,389.88
  6. Step 6: Final answer
    x = 154,959.48

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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.