Home / 55,626.04-76,764-30,132.46

Finding the Fourth Proportional to 55,626.04, 76,764 and 30,132.46

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Solution

The fourth proportional to 55,626.04, 76,764 and 30,132.46 is: 41,582.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,626.04 : 76,764 = 30,132.46 : x
  2. Step 2: Convert to fraction form
    55,626.04/76,764 = 30,132.46/x
  3. Step 3: Cross multiply
    55,626.04x = 76,764 × 30,132.46
  4. Step 4: Simplify right side
    55,626.04x = 2,313,088,159.44
  5. Step 5: Solve for x
    x = 2,313,088,159.44/55,626.04
  6. Step 6: Final answer
    x = 41,582.83

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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.