Home / 147,715.25-203,562.62-107,365.10

Finding the Fourth Proportional to 147,715.25, 203,562.62 and 107,365.10

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Solution

The fourth proportional to 147,715.25, 203,562.62 and 107,365.10 is: 147,957.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,715.25 : 203,562.62 = 107,365.10 : x
  2. Step 2: Convert to fraction form
    147,715.25/203,562.62 = 107,365.10/x
  3. Step 3: Cross multiply
    147,715.25x = 203,562.62 × 107,365.10
  4. Step 4: Simplify right side
    147,715.25x = 21,855,519,900.54
  5. Step 5: Solve for x
    x = 21,855,519,900.54/147,715.25
  6. Step 6: Final answer
    x = 147,957.10

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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.