Home / 174,541.80-261,812.70-161,711.40

Finding the Fourth Proportional to 174,541.80, 261,812.70 and 161,711.40

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Solution

The fourth proportional to 174,541.80, 261,812.70 and 161,711.40 is: 242,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,541.80 : 261,812.70 = 161,711.40 : x
  2. Step 2: Convert to fraction form
    174,541.80/261,812.70 = 161,711.40/x
  3. Step 3: Cross multiply
    174,541.80x = 261,812.70 × 161,711.40
  4. Step 4: Simplify right side
    174,541.80x = 42,338,098,254.78
  5. Step 5: Solve for x
    x = 42,338,098,254.78/174,541.80
  6. Step 6: Final answer
    x = 242,567.10

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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.