Home / 55,322.05-76,281.24-45,470.98

Finding the Fourth Proportional to 55,322.05, 76,281.24 and 45,470.98

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Solution

The fourth proportional to 55,322.05, 76,281.24 and 45,470.98 is: 62,698.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,322.05 : 76,281.24 = 45,470.98 : x
  2. Step 2: Convert to fraction form
    55,322.05/76,281.24 = 45,470.98/x
  3. Step 3: Cross multiply
    55,322.05x = 76,281.24 × 45,470.98
  4. Step 4: Simplify right side
    55,322.05x = 3,468,582,738.42
  5. Step 5: Solve for x
    x = 3,468,582,738.42/55,322.05
  6. Step 6: Final answer
    x = 62,698.02

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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.