Home / 55,842.95-83,776.77-18,401.51

Finding the Fourth Proportional to 55,842.95, 83,776.77 and 18,401.51

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Solution

The fourth proportional to 55,842.95, 83,776.77 and 18,401.51 is: 27,606.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,842.95 : 83,776.77 = 18,401.51 : x
  2. Step 2: Convert to fraction form
    55,842.95/83,776.77 = 18,401.51/x
  3. Step 3: Cross multiply
    55,842.95x = 83,776.77 × 18,401.51
  4. Step 4: Simplify right side
    55,842.95x = 1,541,618,652.04
  5. Step 5: Solve for x
    x = 1,541,618,652.04/55,842.95
  6. Step 6: Final answer
    x = 27,606.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.