Home / 39,953.17-55,111.62-25,814.35

Finding the Fourth Proportional to 39,953.17, 55,111.62 and 25,814.35

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Solution

The fourth proportional to 39,953.17, 55,111.62 and 25,814.35 is: 35,608.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,953.17 : 55,111.62 = 25,814.35 : x
  2. Step 2: Convert to fraction form
    39,953.17/55,111.62 = 25,814.35/x
  3. Step 3: Cross multiply
    39,953.17x = 55,111.62 × 25,814.35
  4. Step 4: Simplify right side
    39,953.17x = 1,422,670,647.75
  5. Step 5: Solve for x
    x = 1,422,670,647.75/39,953.17
  6. Step 6: Final answer
    x = 35,608.45

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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.