Home / 55,023.29-76,320.61-53,564.94

Finding the Fourth Proportional to 55,023.29, 76,320.61 and 53,564.94

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Solution

The fourth proportional to 55,023.29, 76,320.61 and 53,564.94 is: 74,297.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,023.29 : 76,320.61 = 53,564.94 : x
  2. Step 2: Convert to fraction form
    55,023.29/76,320.61 = 53,564.94/x
  3. Step 3: Cross multiply
    55,023.29x = 76,320.61 × 53,564.94
  4. Step 4: Simplify right side
    55,023.29x = 4,088,108,895.41
  5. Step 5: Solve for x
    x = 4,088,108,895.41/55,023.29
  6. Step 6: Final answer
    x = 74,297.79

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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.