Home / 56,053.18-77,309.60-35,911.92

Finding the Fourth Proportional to 56,053.18, 77,309.60 and 35,911.92

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Solution

The fourth proportional to 56,053.18, 77,309.60 and 35,911.92 is: 49,530.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,053.18 : 77,309.60 = 35,911.92 : x
  2. Step 2: Convert to fraction form
    56,053.18/77,309.60 = 35,911.92/x
  3. Step 3: Cross multiply
    56,053.18x = 77,309.60 × 35,911.92
  4. Step 4: Simplify right side
    56,053.18x = 2,776,336,170.43
  5. Step 5: Solve for x
    x = 2,776,336,170.43/56,053.18
  6. Step 6: Final answer
    x = 49,530.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.