Home / 25,123.47-37,676.39-10,126.11

Finding the Fourth Proportional to 25,123.47, 37,676.39 and 10,126.11

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Solution

The fourth proportional to 25,123.47, 37,676.39 and 10,126.11 is: 15,185.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,123.47 : 37,676.39 = 10,126.11 : x
  2. Step 2: Convert to fraction form
    25,123.47/37,676.39 = 10,126.11/x
  3. Step 3: Cross multiply
    25,123.47x = 37,676.39 × 10,126.11
  4. Step 4: Simplify right side
    25,123.47x = 381,515,417.16
  5. Step 5: Solve for x
    x = 381,515,417.16/25,123.47
  6. Step 6: Final answer
    x = 15,185.62

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1.5x scale

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.