Home / 74,444.88-102,750.14-45,789.17

Finding the Fourth Proportional to 74,444.88, 102,750.14 and 45,789.17

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Solution

The fourth proportional to 74,444.88, 102,750.14 and 45,789.17 is: 63,199.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,444.88 : 102,750.14 = 45,789.17 : x
  2. Step 2: Convert to fraction form
    74,444.88/102,750.14 = 45,789.17/x
  3. Step 3: Cross multiply
    74,444.88x = 102,750.14 × 45,789.17
  4. Step 4: Simplify right side
    74,444.88x = 4,704,843,399.04
  5. Step 5: Solve for x
    x = 4,704,843,399.04/74,444.88
  6. Step 6: Final answer
    x = 63,199.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.