Home / 49,420.92-74,138.58-14,356.02

Finding the Fourth Proportional to 49,420.92, 74,138.58 and 14,356.02

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Solution

The fourth proportional to 49,420.92, 74,138.58 and 14,356.02 is: 21,536.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,420.92 : 74,138.58 = 14,356.02 : x
  2. Step 2: Convert to fraction form
    49,420.92/74,138.58 = 14,356.02/x
  3. Step 3: Cross multiply
    49,420.92x = 74,138.58 × 14,356.02
  4. Step 4: Simplify right side
    49,420.92x = 1,064,334,937.25
  5. Step 5: Solve for x
    x = 1,064,334,937.25/49,420.92
  6. Step 6: Final answer
    x = 21,536.12

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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.