Home / 186,117.08-256,930.80-114,558.44

Finding the Fourth Proportional to 186,117.08, 256,930.80 and 114,558.44

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Solution

The fourth proportional to 186,117.08, 256,930.80 and 114,558.44 is: 158,145.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,117.08 : 256,930.80 = 114,558.44 : x
  2. Step 2: Convert to fraction form
    186,117.08/256,930.80 = 114,558.44/x
  3. Step 3: Cross multiply
    186,117.08x = 256,930.80 × 114,558.44
  4. Step 4: Simplify right side
    186,117.08x = 29,433,591,635.95
  5. Step 5: Solve for x
    x = 29,433,591,635.95/186,117.08
  6. Step 6: Final answer
    x = 158,145.57

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1.5x scale

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.