Home / 73,928.42-101,985.66-48,423.75

Finding the Fourth Proportional to 73,928.42, 101,985.66 and 48,423.75

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Solution

The fourth proportional to 73,928.42, 101,985.66 and 48,423.75 is: 66,801.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,928.42 : 101,985.66 = 48,423.75 : x
  2. Step 2: Convert to fraction form
    73,928.42/101,985.66 = 48,423.75/x
  3. Step 3: Cross multiply
    73,928.42x = 101,985.66 × 48,423.75
  4. Step 4: Simplify right side
    73,928.42x = 4,938,528,103.43
  5. Step 5: Solve for x
    x = 4,938,528,103.43/73,928.42
  6. Step 6: Final answer
    x = 66,801.48

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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.