Home / 173,420.48-260,127.03-79,926.23

Finding the Fourth Proportional to 173,420.48, 260,127.03 and 79,926.23

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Solution

The fourth proportional to 173,420.48, 260,127.03 and 79,926.23 is: 119,887.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,420.48 : 260,127.03 = 79,926.23 : x
  2. Step 2: Convert to fraction form
    173,420.48/260,127.03 = 79,926.23/x
  3. Step 3: Cross multiply
    173,420.48x = 260,127.03 × 79,926.23
  4. Step 4: Simplify right side
    173,420.48x = 20,790,972,829.00
  5. Step 5: Solve for x
    x = 20,790,972,829.00/173,420.48
  6. Step 6: Final answer
    x = 119,887.64

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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.