Home / 186,079.23-256,788.88-101,196.36

Finding the Fourth Proportional to 186,079.23, 256,788.88 and 101,196.36

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Solution

The fourth proportional to 186,079.23, 256,788.88 and 101,196.36 is: 139,650.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,079.23 : 256,788.88 = 101,196.36 : x
  2. Step 2: Convert to fraction form
    186,079.23/256,788.88 = 101,196.36/x
  3. Step 3: Cross multiply
    186,079.23x = 256,788.88 × 101,196.36
  4. Step 4: Simplify right side
    186,079.23x = 25,986,099,944.48
  5. Step 5: Solve for x
    x = 25,986,099,944.48/186,079.23
  6. Step 6: Final answer
    x = 139,650.73

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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.