Home / 186,239.36-279,359.04-153,274.16

Finding the Fourth Proportional to 186,239.36, 279,359.04 and 153,274.16

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Solution

The fourth proportional to 186,239.36, 279,359.04 and 153,274.16 is: 229,911.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,239.36 : 279,359.04 = 153,274.16 : x
  2. Step 2: Convert to fraction form
    186,239.36/279,359.04 = 153,274.16/x
  3. Step 3: Cross multiply
    186,239.36x = 279,359.04 × 153,274.16
  4. Step 4: Simplify right side
    186,239.36x = 42,818,522,194.41
  5. Step 5: Solve for x
    x = 42,818,522,194.41/186,239.36
  6. Step 6: Final answer
    x = 229,911.24

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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.