Home / 54,537.48-75,268.98-40,430.52

Finding the Fourth Proportional to 54,537.48, 75,268.98 and 40,430.52

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Solution

The fourth proportional to 54,537.48, 75,268.98 and 40,430.52 is: 55,799.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,537.48 : 75,268.98 = 40,430.52 : x
  2. Step 2: Convert to fraction form
    54,537.48/75,268.98 = 40,430.52/x
  3. Step 3: Cross multiply
    54,537.48x = 75,268.98 × 40,430.52
  4. Step 4: Simplify right side
    54,537.48x = 3,043,164,001.27
  5. Step 5: Solve for x
    x = 3,043,164,001.27/54,537.48
  6. Step 6: Final answer
    x = 55,799.50

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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.