Home / 186,168.02-279,392.36-136,375.52

Finding the Fourth Proportional to 186,168.02, 279,392.36 and 136,375.52

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Solution

The fourth proportional to 186,168.02, 279,392.36 and 136,375.52 is: 204,666.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,168.02 : 279,392.36 = 136,375.52 : x
  2. Step 2: Convert to fraction form
    186,168.02/279,392.36 = 136,375.52/x
  3. Step 3: Cross multiply
    186,168.02x = 279,392.36 × 136,375.52
  4. Step 4: Simplify right side
    186,168.02x = 38,102,276,300.19
  5. Step 5: Solve for x
    x = 38,102,276,300.19/186,168.02
  6. Step 6: Final answer
    x = 204,666.07

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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.