Home / 55,019.90-82,557.99-26,201.13

Finding the Fourth Proportional to 55,019.90, 82,557.99 and 26,201.13

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Solution

The fourth proportional to 55,019.90, 82,557.99 and 26,201.13 is: 39,315.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,019.90 : 82,557.99 = 26,201.13 : x
  2. Step 2: Convert to fraction form
    55,019.90/82,557.99 = 26,201.13/x
  3. Step 3: Cross multiply
    55,019.90x = 82,557.99 × 26,201.13
  4. Step 4: Simplify right side
    55,019.90x = 2,163,112,628.53
  5. Step 5: Solve for x
    x = 2,163,112,628.53/55,019.90
  6. Step 6: Final answer
    x = 39,315.10

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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.