Home / 170,836.87-256,279.80-52,518.13

Finding the Fourth Proportional to 170,836.87, 256,279.80 and 52,518.13

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Solution

The fourth proportional to 170,836.87, 256,279.80 and 52,518.13 is: 78,784.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,836.87 : 256,279.80 = 52,518.13 : x
  2. Step 2: Convert to fraction form
    170,836.87/256,279.80 = 52,518.13/x
  3. Step 3: Cross multiply
    170,836.87x = 256,279.80 × 52,518.13
  4. Step 4: Simplify right side
    170,836.87x = 13,459,335,852.77
  5. Step 5: Solve for x
    x = 13,459,335,852.77/170,836.87
  6. Step 6: Final answer
    x = 78,784.73

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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.