Home / 95,070.78-142,614.81-28,508.22

Finding the Fourth Proportional to 95,070.78, 142,614.81 and 28,508.22

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Solution

The fourth proportional to 95,070.78, 142,614.81 and 28,508.22 is: 42,764.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,070.78 : 142,614.81 = 28,508.22 : x
  2. Step 2: Convert to fraction form
    95,070.78/142,614.81 = 28,508.22/x
  3. Step 3: Cross multiply
    95,070.78x = 142,614.81 × 28,508.22
  4. Step 4: Simplify right side
    95,070.78x = 4,065,694,378.74
  5. Step 5: Solve for x
    x = 4,065,694,378.74/95,070.78
  6. Step 6: Final answer
    x = 42,764.92

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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.