Home / 171,301.06-256,976.16-52,981.57

Finding the Fourth Proportional to 171,301.06, 256,976.16 and 52,981.57

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Solution

The fourth proportional to 171,301.06, 256,976.16 and 52,981.57 is: 79,479.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,301.06 : 256,976.16 = 52,981.57 : x
  2. Step 2: Convert to fraction form
    171,301.06/256,976.16 = 52,981.57/x
  3. Step 3: Cross multiply
    171,301.06x = 256,976.16 × 52,981.57
  4. Step 4: Simplify right side
    171,301.06x = 13,615,000,409.37
  5. Step 5: Solve for x
    x = 13,615,000,409.37/171,301.06
  6. Step 6: Final answer
    x = 79,479.95

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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.