Home / 174,535.80-261,803.70-161,705.40

Finding the Fourth Proportional to 174,535.80, 261,803.70 and 161,705.40

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Solution

The fourth proportional to 174,535.80, 261,803.70 and 161,705.40 is: 242,558.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,535.80 : 261,803.70 = 161,705.40 : x
  2. Step 2: Convert to fraction form
    174,535.80/261,803.70 = 161,705.40/x
  3. Step 3: Cross multiply
    174,535.80x = 261,803.70 × 161,705.40
  4. Step 4: Simplify right side
    174,535.80x = 42,335,072,029.98
  5. Step 5: Solve for x
    x = 42,335,072,029.98/174,535.80
  6. Step 6: Final answer
    x = 242,558.10

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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.