Home / 139,260.29-192,179.00-75,598.09

Finding the Fourth Proportional to 139,260.29, 192,179.00 and 75,598.09

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Solution

The fourth proportional to 139,260.29, 192,179.00 and 75,598.09 is: 104,325.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,260.29 : 192,179.00 = 75,598.09 : x
  2. Step 2: Convert to fraction form
    139,260.29/192,179.00 = 75,598.09/x
  3. Step 3: Cross multiply
    139,260.29x = 192,179.00 × 75,598.09
  4. Step 4: Simplify right side
    139,260.29x = 14,528,365,046.66
  5. Step 5: Solve for x
    x = 14,528,365,046.66/139,260.29
  6. Step 6: Final answer
    x = 104,325.26

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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.