Home / 59,144.90-81,708.99-38,775.36

Finding the Fourth Proportional to 59,144.90, 81,708.99 and 38,775.36

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Solution

The fourth proportional to 59,144.90, 81,708.99 and 38,775.36 is: 53,568.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,144.90 : 81,708.99 = 38,775.36 : x
  2. Step 2: Convert to fraction form
    59,144.90/81,708.99 = 38,775.36/x
  3. Step 3: Cross multiply
    59,144.90x = 81,708.99 × 38,775.36
  4. Step 4: Simplify right side
    59,144.90x = 3,168,295,093.94
  5. Step 5: Solve for x
    x = 3,168,295,093.94/59,144.90
  6. Step 6: Final answer
    x = 53,568.36

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1.5x scale

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.