Home / 186,449.16-279,565.74-127,356.24

Finding the Fourth Proportional to 186,449.16, 279,565.74 and 127,356.24

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Solution

The fourth proportional to 186,449.16, 279,565.74 and 127,356.24 is: 190,960.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,449.16 : 279,565.74 = 127,356.24 : x
  2. Step 2: Convert to fraction form
    186,449.16/279,565.74 = 127,356.24/x
  3. Step 3: Cross multiply
    186,449.16x = 279,565.74 × 127,356.24
  4. Step 4: Simplify right side
    186,449.16x = 35,604,441,479.22
  5. Step 5: Solve for x
    x = 35,604,441,479.22/186,449.16
  6. Step 6: Final answer
    x = 190,960.59

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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.