Home / 61,093.04-91,639.49-16,720.16

Finding the Fourth Proportional to 61,093.04, 91,639.49 and 16,720.16

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Solution

The fourth proportional to 61,093.04, 91,639.49 and 16,720.16 is: 25,080.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,093.04 : 91,639.49 = 16,720.16 : x
  2. Step 2: Convert to fraction form
    61,093.04/91,639.49 = 16,720.16/x
  3. Step 3: Cross multiply
    61,093.04x = 91,639.49 × 16,720.16
  4. Step 4: Simplify right side
    61,093.04x = 1,532,226,393.32
  5. Step 5: Solve for x
    x = 1,532,226,393.32/61,093.04
  6. Step 6: Final answer
    x = 25,080.21

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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.