Home / 55,021.29-76,317.83-53,562.94

Finding the Fourth Proportional to 55,021.29, 76,317.83 and 53,562.94

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Solution

The fourth proportional to 55,021.29, 76,317.83 and 53,562.94 is: 74,295.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,021.29 : 76,317.83 = 53,562.94 : x
  2. Step 2: Convert to fraction form
    55,021.29/76,317.83 = 53,562.94/x
  3. Step 3: Cross multiply
    55,021.29x = 76,317.83 × 53,562.94
  4. Step 4: Simplify right side
    55,021.29x = 4,087,807,101.54
  5. Step 5: Solve for x
    x = 4,087,807,101.54/55,021.29
  6. Step 6: Final answer
    x = 74,295.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.