Home / 186,196.53-256,461.75-143,093.55

Finding the Fourth Proportional to 186,196.53, 256,461.75 and 143,093.55

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Solution

The fourth proportional to 186,196.53, 256,461.75 and 143,093.55 is: 197,092.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,196.53 : 256,461.75 = 143,093.55 : x
  2. Step 2: Convert to fraction form
    186,196.53/256,461.75 = 143,093.55/x
  3. Step 3: Cross multiply
    186,196.53x = 256,461.75 × 143,093.55
  4. Step 4: Simplify right side
    186,196.53x = 36,698,022,246.71
  5. Step 5: Solve for x
    x = 36,698,022,246.71/186,196.53
  6. Step 6: Final answer
    x = 197,092.94

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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.