Home / 142,315.44-213,357.96-59,271.60

Finding the Fourth Proportional to 142,315.44, 213,357.96 and 59,271.60

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Solution

The fourth proportional to 142,315.44, 213,357.96 and 59,271.60 is: 88,859.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,315.44 : 213,357.96 = 59,271.60 : x
  2. Step 2: Convert to fraction form
    142,315.44/213,357.96 = 59,271.60/x
  3. Step 3: Cross multiply
    142,315.44x = 213,357.96 × 59,271.60
  4. Step 4: Simplify right side
    142,315.44x = 12,646,067,661.94
  5. Step 5: Solve for x
    x = 12,646,067,661.94/142,315.44
  6. Step 6: Final answer
    x = 88,859.42

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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.