Home / 125,629.99-173,376.03-71,192.73

Finding the Fourth Proportional to 125,629.99, 173,376.03 and 71,192.73

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Solution

The fourth proportional to 125,629.99, 173,376.03 and 71,192.73 is: 98,249.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,629.99 : 173,376.03 = 71,192.73 : x
  2. Step 2: Convert to fraction form
    125,629.99/173,376.03 = 71,192.73/x
  3. Step 3: Cross multiply
    125,629.99x = 173,376.03 × 71,192.73
  4. Step 4: Simplify right side
    125,629.99x = 12,343,112,892.26
  5. Step 5: Solve for x
    x = 12,343,112,892.26/125,629.99
  6. Step 6: Final answer
    x = 98,249.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.