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Finding the Fourth Proportional to 95,980.67, 143,970.98 and 51,546.30

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Solution

The fourth proportional to 95,980.67, 143,970.98 and 51,546.30 is: 77,319.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,980.67 : 143,970.98 = 51,546.30 : x
  2. Step 2: Convert to fraction form
    95,980.67/143,970.98 = 51,546.30/x
  3. Step 3: Cross multiply
    95,980.67x = 143,970.98 × 51,546.30
  4. Step 4: Simplify right side
    95,980.67x = 7,421,171,068.64
  5. Step 5: Solve for x
    x = 7,421,171,068.64/95,980.67
  6. Step 6: Final answer
    x = 77,319.44

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1.5x scale

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.