Home / 73,094.45-100,871.18-42,880.29

Finding the Fourth Proportional to 73,094.45, 100,871.18 and 42,880.29

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Solution

The fourth proportional to 73,094.45, 100,871.18 and 42,880.29 is: 59,175.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,094.45 : 100,871.18 = 42,880.29 : x
  2. Step 2: Convert to fraction form
    73,094.45/100,871.18 = 42,880.29/x
  3. Step 3: Cross multiply
    73,094.45x = 100,871.18 × 42,880.29
  4. Step 4: Simplify right side
    73,094.45x = 4,325,385,000.29
  5. Step 5: Solve for x
    x = 4,325,385,000.29/73,094.45
  6. Step 6: Final answer
    x = 59,175.29

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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.