Home / 74,967.28-112,469.37-52,823.89

Finding the Fourth Proportional to 74,967.28, 112,469.37 and 52,823.89

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Solution

The fourth proportional to 74,967.28, 112,469.37 and 52,823.89 is: 79,248.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,967.28 : 112,469.37 = 52,823.89 : x
  2. Step 2: Convert to fraction form
    74,967.28/112,469.37 = 52,823.89/x
  3. Step 3: Cross multiply
    74,967.28x = 112,469.37 × 52,823.89
  4. Step 4: Simplify right side
    74,967.28x = 5,941,069,629.25
  5. Step 5: Solve for x
    x = 5,941,069,629.25/74,967.28
  6. Step 6: Final answer
    x = 79,248.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.