Home / 173,998.20-261,386.10-166,913.40

Finding the Fourth Proportional to 173,998.20, 261,386.10 and 166,913.40

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Solution

The fourth proportional to 173,998.20, 261,386.10 and 166,913.40 is: 250,743.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,998.20 : 261,386.10 = 166,913.40 : x
  2. Step 2: Convert to fraction form
    173,998.20/261,386.10 = 166,913.40/x
  3. Step 3: Cross multiply
    173,998.20x = 261,386.10 × 166,913.40
  4. Step 4: Simplify right side
    173,998.20x = 43,628,842,663.74
  5. Step 5: Solve for x
    x = 43,628,842,663.74/173,998.20
  6. Step 6: Final answer
    x = 250,743.07

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1.5x scale

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.