Home / 54,788.01-75,605.70-31,820.41

Finding the Fourth Proportional to 54,788.01, 75,605.70 and 31,820.41

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Solution

The fourth proportional to 54,788.01, 75,605.70 and 31,820.41 is: 43,911.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,788.01 : 75,605.70 = 31,820.41 : x
  2. Step 2: Convert to fraction form
    54,788.01/75,605.70 = 31,820.41/x
  3. Step 3: Cross multiply
    54,788.01x = 75,605.70 × 31,820.41
  4. Step 4: Simplify right side
    54,788.01x = 2,405,804,372.34
  5. Step 5: Solve for x
    x = 2,405,804,372.34/54,788.01
  6. Step 6: Final answer
    x = 43,911.15

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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.