Home / 39,846.34-54,969.48-25,703.74

Finding the Fourth Proportional to 39,846.34, 54,969.48 and 25,703.74

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Solution

The fourth proportional to 39,846.34, 54,969.48 and 25,703.74 is: 35,459.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,846.34 : 54,969.48 = 25,703.74 : x
  2. Step 2: Convert to fraction form
    39,846.34/54,969.48 = 25,703.74/x
  3. Step 3: Cross multiply
    39,846.34x = 54,969.48 × 25,703.74
  4. Step 4: Simplify right side
    39,846.34x = 1,412,921,221.86
  5. Step 5: Solve for x
    x = 1,412,921,221.86/39,846.34
  6. Step 6: Final answer
    x = 35,459.25

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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.