Home / 74,240.24-102,314.18-52,730.96

Finding the Fourth Proportional to 74,240.24, 102,314.18 and 52,730.96

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Solution

The fourth proportional to 74,240.24, 102,314.18 and 52,730.96 is: 72,671.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,240.24 : 102,314.18 = 52,730.96 : x
  2. Step 2: Convert to fraction form
    74,240.24/102,314.18 = 52,730.96/x
  3. Step 3: Cross multiply
    74,240.24x = 102,314.18 × 52,730.96
  4. Step 4: Simplify right side
    74,240.24x = 5,395,124,933.01
  5. Step 5: Solve for x
    x = 5,395,124,933.01/74,240.24
  6. Step 6: Final answer
    x = 72,671.17

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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.