Home / 42,621.03-63,940.77-16,325.76

Finding the Fourth Proportional to 42,621.03, 63,940.77 and 16,325.76

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Solution

The fourth proportional to 42,621.03, 63,940.77 and 16,325.76 is: 24,492.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,621.03 : 63,940.77 = 16,325.76 : x
  2. Step 2: Convert to fraction form
    42,621.03/63,940.77 = 16,325.76/x
  3. Step 3: Cross multiply
    42,621.03x = 63,940.77 × 16,325.76
  4. Step 4: Simplify right side
    42,621.03x = 1,043,881,665.24
  5. Step 5: Solve for x
    x = 1,043,881,665.24/42,621.03
  6. Step 6: Final answer
    x = 24,492.17

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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.