Home / 74,232.25-102,303.15-52,722.95

Finding the Fourth Proportional to 74,232.25, 102,303.15 and 52,722.95

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Solution

The fourth proportional to 74,232.25, 102,303.15 and 52,722.95 is: 72,660.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,232.25 : 102,303.15 = 52,722.95 : x
  2. Step 2: Convert to fraction form
    74,232.25/102,303.15 = 52,722.95/x
  3. Step 3: Cross multiply
    74,232.25x = 102,303.15 × 52,722.95
  4. Step 4: Simplify right side
    74,232.25x = 5,393,724,025.09
  5. Step 5: Solve for x
    x = 5,393,724,025.09/74,232.25
  6. Step 6: Final answer
    x = 72,660.12

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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.