Home / 186,546.96-257,436.24-101,663.76

Finding the Fourth Proportional to 186,546.96, 257,436.24 and 101,663.76

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Solution

The fourth proportional to 186,546.96, 257,436.24 and 101,663.76 is: 140,296.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,546.96 : 257,436.24 = 101,663.76 : x
  2. Step 2: Convert to fraction form
    186,546.96/257,436.24 = 101,663.76/x
  3. Step 3: Cross multiply
    186,546.96x = 257,436.24 × 101,663.76
  4. Step 4: Simplify right side
    186,546.96x = 26,171,936,118.66
  5. Step 5: Solve for x
    x = 26,171,936,118.66/186,546.96
  6. Step 6: Final answer
    x = 140,296.77

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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.