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Finding the Fourth Proportional to 95,507.90, 143,064.96 and 55,945.08

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Solution

The fourth proportional to 95,507.90, 143,064.96 and 55,945.08 is: 83,802.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,507.90 : 143,064.96 = 55,945.08 : x
  2. Step 2: Convert to fraction form
    95,507.90/143,064.96 = 55,945.08/x
  3. Step 3: Cross multiply
    95,507.90x = 143,064.96 × 55,945.08
  4. Step 4: Simplify right side
    95,507.90x = 8,003,780,632.40
  5. Step 5: Solve for x
    x = 8,003,780,632.40/95,507.90
  6. Step 6: Final answer
    x = 83,802.29

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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.