Home / 53,028.59-73,172.38-32,878.16

Finding the Fourth Proportional to 53,028.59, 73,172.38 and 32,878.16

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Solution

The fourth proportional to 53,028.59, 73,172.38 and 32,878.16 is: 45,367.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,028.59 : 73,172.38 = 32,878.16 : x
  2. Step 2: Convert to fraction form
    53,028.59/73,172.38 = 32,878.16/x
  3. Step 3: Cross multiply
    53,028.59x = 73,172.38 × 32,878.16
  4. Step 4: Simplify right side
    53,028.59x = 2,405,772,686.97
  5. Step 5: Solve for x
    x = 2,405,772,686.97/53,028.59
  6. Step 6: Final answer
    x = 45,367.46

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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.