Home / 40,731.84-61,102.08-17,360.64

Finding the Fourth Proportional to 40,731.84, 61,102.08 and 17,360.64

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Solution

The fourth proportional to 40,731.84, 61,102.08 and 17,360.64 is: 26,042.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,731.84 : 61,102.08 = 17,360.64 : x
  2. Step 2: Convert to fraction form
    40,731.84/61,102.08 = 17,360.64/x
  3. Step 3: Cross multiply
    40,731.84x = 61,102.08 × 17,360.64
  4. Step 4: Simplify right side
    40,731.84x = 1,060,771,214.13
  5. Step 5: Solve for x
    x = 1,060,771,214.13/40,731.84
  6. Step 6: Final answer
    x = 26,042.80

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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.