Home / 186,261.90-257,046.96-114,683.19

Finding the Fourth Proportional to 186,261.90, 257,046.96 and 114,683.19

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Solution

The fourth proportional to 186,261.90, 257,046.96 and 114,683.19 is: 158,266.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,261.90 : 257,046.96 = 114,683.19 : x
  2. Step 2: Convert to fraction form
    186,261.90/257,046.96 = 114,683.19/x
  3. Step 3: Cross multiply
    186,261.90x = 257,046.96 × 114,683.19
  4. Step 4: Simplify right side
    186,261.90x = 29,478,965,352.60
  5. Step 5: Solve for x
    x = 29,478,965,352.60/186,261.90
  6. Step 6: Final answer
    x = 158,266.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.