Home / 174,549.80-261,824.70-161,719.40

Finding the Fourth Proportional to 174,549.80, 261,824.70 and 161,719.40

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Solution

The fourth proportional to 174,549.80, 261,824.70 and 161,719.40 is: 242,579.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,549.80 : 261,824.70 = 161,719.40 : x
  2. Step 2: Convert to fraction form
    174,549.80/261,824.70 = 161,719.40/x
  3. Step 3: Cross multiply
    174,549.80x = 261,824.70 × 161,719.40
  4. Step 4: Simplify right side
    174,549.80x = 42,342,133,389.18
  5. Step 5: Solve for x
    x = 42,342,133,389.18/174,549.80
  6. Step 6: Final answer
    x = 242,579.10

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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.