Home / 98,064.36-147,175.37-50,693.40

Finding the Fourth Proportional to 98,064.36, 147,175.37 and 50,693.40

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Solution

The fourth proportional to 98,064.36, 147,175.37 and 50,693.40 is: 76,080.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,064.36 : 147,175.37 = 50,693.40 : x
  2. Step 2: Convert to fraction form
    98,064.36/147,175.37 = 50,693.40/x
  3. Step 3: Cross multiply
    98,064.36x = 147,175.37 × 50,693.40
  4. Step 4: Simplify right side
    98,064.36x = 7,460,819,648.09
  5. Step 5: Solve for x
    x = 7,460,819,648.09/98,064.36
  6. Step 6: Final answer
    x = 76,080.85

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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.