Home / 95,663.50-143,473.32-28,178.08

Finding the Fourth Proportional to 95,663.50, 143,473.32 and 28,178.08

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Solution

The fourth proportional to 95,663.50, 143,473.32 and 28,178.08 is: 42,260.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,663.50 : 143,473.32 = 28,178.08 : x
  2. Step 2: Convert to fraction form
    95,663.50/143,473.32 = 28,178.08/x
  3. Step 3: Cross multiply
    95,663.50x = 143,473.32 × 28,178.08
  4. Step 4: Simplify right side
    95,663.50x = 4,042,802,688.83
  5. Step 5: Solve for x
    x = 4,042,802,688.83/95,663.50
  6. Step 6: Final answer
    x = 42,260.66

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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.