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Finding the Fourth Proportional to 95,303.54, 143,001.88 and 67,402.88

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Solution

The fourth proportional to 95,303.54, 143,001.88 and 67,402.88 is: 101,137.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,303.54 : 143,001.88 = 67,402.88 : x
  2. Step 2: Convert to fraction form
    95,303.54/143,001.88 = 67,402.88/x
  3. Step 3: Cross multiply
    95,303.54x = 143,001.88 × 67,402.88
  4. Step 4: Simplify right side
    95,303.54x = 9,638,738,746.41
  5. Step 5: Solve for x
    x = 9,638,738,746.41/95,303.54
  6. Step 6: Final answer
    x = 101,137.26

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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.