Home / 55,979.77-77,350.44-44,742

Finding the Fourth Proportional to 55,979.77, 77,350.44 and 44,742

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Solution

The fourth proportional to 55,979.77, 77,350.44 and 44,742 is: 61,822.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,979.77 : 77,350.44 = 44,742 : x
  2. Step 2: Convert to fraction form
    55,979.77/77,350.44 = 44,742/x
  3. Step 3: Cross multiply
    55,979.77x = 77,350.44 × 44,742
  4. Step 4: Simplify right side
    55,979.77x = 3,460,813,386.48
  5. Step 5: Solve for x
    x = 3,460,813,386.48/55,979.77
  6. Step 6: Final answer
    x = 61,822.58

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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.