Home / 183,911.16-253,789.30-107,437.34

Finding the Fourth Proportional to 183,911.16, 253,789.30 and 107,437.34

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Solution

The fourth proportional to 183,911.16, 253,789.30 and 107,437.34 is: 148,258.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,911.16 : 253,789.30 = 107,437.34 : x
  2. Step 2: Convert to fraction form
    183,911.16/253,789.30 = 107,437.34/x
  3. Step 3: Cross multiply
    183,911.16x = 253,789.30 × 107,437.34
  4. Step 4: Simplify right side
    183,911.16x = 27,266,446,653.67
  5. Step 5: Solve for x
    x = 27,266,446,653.67/183,911.16
  6. Step 6: Final answer
    x = 148,258.79

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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.