Home / 54,830.48-75,666.16-29,679.92

Finding the Fourth Proportional to 54,830.48, 75,666.16 and 29,679.92

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Solution

The fourth proportional to 54,830.48, 75,666.16 and 29,679.92 is: 40,958.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,830.48 : 75,666.16 = 29,679.92 : x
  2. Step 2: Convert to fraction form
    54,830.48/75,666.16 = 29,679.92/x
  3. Step 3: Cross multiply
    54,830.48x = 75,666.16 × 29,679.92
  4. Step 4: Simplify right side
    54,830.48x = 2,245,765,575.51
  5. Step 5: Solve for x
    x = 2,245,765,575.51/54,830.48
  6. Step 6: Final answer
    x = 40,958.34

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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.