Home / 186,361.02-279,683.15-136,571.13

Finding the Fourth Proportional to 186,361.02, 279,683.15 and 136,571.13

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Solution

The fourth proportional to 186,361.02, 279,683.15 and 136,571.13 is: 204,960.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,361.02 : 279,683.15 = 136,571.13 : x
  2. Step 2: Convert to fraction form
    186,361.02/279,683.15 = 136,571.13/x
  3. Step 3: Cross multiply
    186,361.02x = 279,683.15 × 136,571.13
  4. Step 4: Simplify right side
    186,361.02x = 38,196,643,154.60
  5. Step 5: Solve for x
    x = 38,196,643,154.60/186,361.02
  6. Step 6: Final answer
    x = 204,960.47

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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.