Home / 186,527.14-257,406.62-101,644.20

Finding the Fourth Proportional to 186,527.14, 257,406.62 and 101,644.20

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Solution

The fourth proportional to 186,527.14, 257,406.62 and 101,644.20 is: 140,268.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,527.14 : 257,406.62 = 101,644.20 : x
  2. Step 2: Convert to fraction form
    186,527.14/257,406.62 = 101,644.20/x
  3. Step 3: Cross multiply
    186,527.14x = 257,406.62 × 101,644.20
  4. Step 4: Simplify right side
    186,527.14x = 26,163,889,964.60
  5. Step 5: Solve for x
    x = 26,163,889,964.60/186,527.14
  6. Step 6: Final answer
    x = 140,268.54

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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.