Home / 165,075.45-247,737.78-114,446.00

Finding the Fourth Proportional to 165,075.45, 247,737.78 and 114,446.00

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Solution

The fourth proportional to 165,075.45, 247,737.78 and 114,446.00 is: 171,755.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,075.45 : 247,737.78 = 114,446.00 : x
  2. Step 2: Convert to fraction form
    165,075.45/247,737.78 = 114,446.00/x
  3. Step 3: Cross multiply
    165,075.45x = 247,737.78 × 114,446.00
  4. Step 4: Simplify right side
    165,075.45x = 28,352,596,731.19
  5. Step 5: Solve for x
    x = 28,352,596,731.19/165,075.45
  6. Step 6: Final answer
    x = 171,755.38

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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.