Home / 98,029.04-147,062.70-31,464.05

Finding the Fourth Proportional to 98,029.04, 147,062.70 and 31,464.05

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Solution

The fourth proportional to 98,029.04, 147,062.70 and 31,464.05 is: 47,202.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,029.04 : 147,062.70 = 31,464.05 : x
  2. Step 2: Convert to fraction form
    98,029.04/147,062.70 = 31,464.05/x
  3. Step 3: Cross multiply
    98,029.04x = 147,062.70 × 31,464.05
  4. Step 4: Simplify right side
    98,029.04x = 4,627,187,410.62
  5. Step 5: Solve for x
    x = 4,627,187,410.62/98,029.04
  6. Step 6: Final answer
    x = 47,202.21

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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.