Home / 98,374.14-147,559.86-28,253.43

Finding the Fourth Proportional to 98,374.14, 147,559.86 and 28,253.43

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Solution

The fourth proportional to 98,374.14, 147,559.86 and 28,253.43 is: 42,379.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,374.14 : 147,559.86 = 28,253.43 : x
  2. Step 2: Convert to fraction form
    98,374.14/147,559.86 = 28,253.43/x
  3. Step 3: Cross multiply
    98,374.14x = 147,559.86 × 28,253.43
  4. Step 4: Simplify right side
    98,374.14x = 4,169,072,175.32
  5. Step 5: Solve for x
    x = 4,169,072,175.32/98,374.14
  6. Step 6: Final answer
    x = 42,379.76

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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.