Home / 98,226.34-147,216.25-42,000.36

Finding the Fourth Proportional to 98,226.34, 147,216.25 and 42,000.36

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Solution

The fourth proportional to 98,226.34, 147,216.25 and 42,000.36 is: 62,947.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,226.34 : 147,216.25 = 42,000.36 : x
  2. Step 2: Convert to fraction form
    98,226.34/147,216.25 = 42,000.36/x
  3. Step 3: Cross multiply
    98,226.34x = 147,216.25 × 42,000.36
  4. Step 4: Simplify right side
    98,226.34x = 6,183,134,998.29
  5. Step 5: Solve for x
    x = 6,183,134,998.29/98,226.34
  6. Step 6: Final answer
    x = 62,947.83

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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.