Home / 38,443.25-53,039.33-30,351.35

Finding the Fourth Proportional to 38,443.25, 53,039.33 and 30,351.35

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Solution

The fourth proportional to 38,443.25, 53,039.33 and 30,351.35 is: 41,875.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,443.25 : 53,039.33 = 30,351.35 : x
  2. Step 2: Convert to fraction form
    38,443.25/53,039.33 = 30,351.35/x
  3. Step 3: Cross multiply
    38,443.25x = 53,039.33 × 30,351.35
  4. Step 4: Simplify right side
    38,443.25x = 1,609,815,268.60
  5. Step 5: Solve for x
    x = 1,609,815,268.60/38,443.25
  6. Step 6: Final answer
    x = 41,875.11

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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.