Home / 186,265.29-279,202.31-91,364.07

Finding the Fourth Proportional to 186,265.29, 279,202.31 and 91,364.07

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Solution

The fourth proportional to 186,265.29, 279,202.31 and 91,364.07 is: 136,950.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,265.29 : 279,202.31 = 91,364.07 : x
  2. Step 2: Convert to fraction form
    186,265.29/279,202.31 = 91,364.07/x
  3. Step 3: Cross multiply
    186,265.29x = 279,202.31 × 91,364.07
  4. Step 4: Simplify right side
    186,265.29x = 25,509,059,395.00
  5. Step 5: Solve for x
    x = 25,509,059,395.00/186,265.29
  6. Step 6: Final answer
    x = 136,950.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.