Home / 170,299.02-255,479.46-70,404.96

Finding the Fourth Proportional to 170,299.02, 255,479.46 and 70,404.96

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Solution

The fourth proportional to 170,299.02, 255,479.46 and 70,404.96 is: 105,620.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,299.02 : 255,479.46 = 70,404.96 : x
  2. Step 2: Convert to fraction form
    170,299.02/255,479.46 = 70,404.96/x
  3. Step 3: Cross multiply
    170,299.02x = 255,479.46 × 70,404.96
  4. Step 4: Simplify right side
    170,299.02x = 17,987,021,162.12
  5. Step 5: Solve for x
    x = 17,987,021,162.12/170,299.02
  6. Step 6: Final answer
    x = 105,620.23

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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.