Home / 53,870.48-74,094-43,236.80

Finding the Fourth Proportional to 53,870.48, 74,094 and 43,236.80

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Solution

The fourth proportional to 53,870.48, 74,094 and 43,236.80 is: 59,468.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,870.48 : 74,094 = 43,236.80 : x
  2. Step 2: Convert to fraction form
    53,870.48/74,094 = 43,236.80/x
  3. Step 3: Cross multiply
    53,870.48x = 74,094 × 43,236.80
  4. Step 4: Simplify right side
    53,870.48x = 3,203,587,459.20
  5. Step 5: Solve for x
    x = 3,203,587,459.20/53,870.48
  6. Step 6: Final answer
    x = 59,468.33

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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.