Home / 71,180.34-106,748.94-37,428.18

Finding the Fourth Proportional to 71,180.34, 106,748.94 and 37,428.18

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Solution

The fourth proportional to 71,180.34, 106,748.94 and 37,428.18 is: 56,130.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,180.34 : 106,748.94 = 37,428.18 : x
  2. Step 2: Convert to fraction form
    71,180.34/106,748.94 = 37,428.18/x
  3. Step 3: Cross multiply
    71,180.34x = 106,748.94 × 37,428.18
  4. Step 4: Simplify right side
    71,180.34x = 3,995,418,070.64
  5. Step 5: Solve for x
    x = 3,995,418,070.64/71,180.34
  6. Step 6: Final answer
    x = 56,130.92

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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.