Home / 167,820.30-251,730.45-57,012.30

Finding the Fourth Proportional to 167,820.30, 251,730.45 and 57,012.30

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Solution

The fourth proportional to 167,820.30, 251,730.45 and 57,012.30 is: 85,518.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,820.30 : 251,730.45 = 57,012.30 : x
  2. Step 2: Convert to fraction form
    167,820.30/251,730.45 = 57,012.30/x
  3. Step 3: Cross multiply
    167,820.30x = 251,730.45 × 57,012.30
  4. Step 4: Simplify right side
    167,820.30x = 14,351,731,934.54
  5. Step 5: Solve for x
    x = 14,351,731,934.54/167,820.30
  6. Step 6: Final answer
    x = 85,518.45

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1.5x scale

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.