Home / 170,756.19-256,146.67-65,575.16

Finding the Fourth Proportional to 170,756.19, 256,146.67 and 65,575.16

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Solution

The fourth proportional to 170,756.19, 256,146.67 and 65,575.16 is: 98,367.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,756.19 : 256,146.67 = 65,575.16 : x
  2. Step 2: Convert to fraction form
    170,756.19/256,146.67 = 65,575.16/x
  3. Step 3: Cross multiply
    170,756.19x = 256,146.67 × 65,575.16
  4. Step 4: Simplify right side
    170,756.19x = 16,796,858,868.72
  5. Step 5: Solve for x
    x = 16,796,858,868.72/170,756.19
  6. Step 6: Final answer
    x = 98,367.50

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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.