Home / 49,977.45-74,966.16-13,041.45

Finding the Fourth Proportional to 49,977.45, 74,966.16 and 13,041.45

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Solution

The fourth proportional to 49,977.45, 74,966.16 and 13,041.45 is: 19,562.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,977.45 : 74,966.16 = 13,041.45 : x
  2. Step 2: Convert to fraction form
    49,977.45/74,966.16 = 13,041.45/x
  3. Step 3: Cross multiply
    49,977.45x = 74,966.16 × 13,041.45
  4. Step 4: Simplify right side
    49,977.45x = 977,667,427.33
  5. Step 5: Solve for x
    x = 977,667,427.33/49,977.45
  6. Step 6: Final answer
    x = 19,562.17

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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.