Home / 55,985.55-77,275.94-36,879.27

Finding the Fourth Proportional to 55,985.55, 77,275.94 and 36,879.27

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Solution

The fourth proportional to 55,985.55, 77,275.94 and 36,879.27 is: 50,903.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,985.55 : 77,275.94 = 36,879.27 : x
  2. Step 2: Convert to fraction form
    55,985.55/77,275.94 = 36,879.27/x
  3. Step 3: Cross multiply
    55,985.55x = 77,275.94 × 36,879.27
  4. Step 4: Simplify right side
    55,985.55x = 2,849,880,071.37
  5. Step 5: Solve for x
    x = 2,849,880,071.37/55,985.55
  6. Step 6: Final answer
    x = 50,903.85

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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.