Home / 54,365.63-75,024.77-31,720.25

Finding the Fourth Proportional to 54,365.63, 75,024.77 and 31,720.25

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Solution

The fourth proportional to 54,365.63, 75,024.77 and 31,720.25 is: 43,774.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,365.63 : 75,024.77 = 31,720.25 : x
  2. Step 2: Convert to fraction form
    54,365.63/75,024.77 = 31,720.25/x
  3. Step 3: Cross multiply
    54,365.63x = 75,024.77 × 31,720.25
  4. Step 4: Simplify right side
    54,365.63x = 2,379,804,489.55
  5. Step 5: Solve for x
    x = 2,379,804,489.55/54,365.63
  6. Step 6: Final answer
    x = 43,774.07

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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.