Home / 173,905.40-260,858.10-171,572.60

Finding the Fourth Proportional to 173,905.40, 260,858.10 and 171,572.60

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Solution

The fourth proportional to 173,905.40, 260,858.10 and 171,572.60 is: 257,358.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,905.40 : 260,858.10 = 171,572.60 : x
  2. Step 2: Convert to fraction form
    173,905.40/260,858.10 = 171,572.60/x
  3. Step 3: Cross multiply
    173,905.40x = 260,858.10 × 171,572.60
  4. Step 4: Simplify right side
    173,905.40x = 44,756,102,448.06
  5. Step 5: Solve for x
    x = 44,756,102,448.06/173,905.40
  6. Step 6: Final answer
    x = 257,358.90

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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.