Home / 186,579.75-257,480.24-101,697.15

Finding the Fourth Proportional to 186,579.75, 257,480.24 and 101,697.15

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Solution

The fourth proportional to 186,579.75, 257,480.24 and 101,697.15 is: 140,342.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,579.75 : 257,480.24 = 101,697.15 : x
  2. Step 2: Convert to fraction form
    186,579.75/257,480.24 = 101,697.15/x
  3. Step 3: Cross multiply
    186,579.75x = 257,480.24 × 101,697.15
  4. Step 4: Simplify right side
    186,579.75x = 26,185,006,080.83
  5. Step 5: Solve for x
    x = 26,185,006,080.83/186,579.75
  6. Step 6: Final answer
    x = 140,342.17

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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.