Home / 102,025.71-152,805.20-48,755.16

Finding the Fourth Proportional to 102,025.71, 152,805.20 and 48,755.16

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Solution

The fourth proportional to 102,025.71, 152,805.20 and 48,755.16 is: 73,021.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,025.71 : 152,805.20 = 48,755.16 : x
  2. Step 2: Convert to fraction form
    102,025.71/152,805.20 = 48,755.16/x
  3. Step 3: Cross multiply
    102,025.71x = 152,805.20 × 48,755.16
  4. Step 4: Simplify right side
    102,025.71x = 7,450,041,731.06
  5. Step 5: Solve for x
    x = 7,450,041,731.06/102,025.71
  6. Step 6: Final answer
    x = 73,021.22

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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.